How to Write About Justice in Science for Your Forensic Science Course
A question-by-question guide covering forensic scientist ethics violations, types of legal hearings and trials, and the CSI effect — including which cases to research, how to structure your analysis, and what your professor is actually grading.
“Justice in science” assignments test whether you can connect scientific integrity to legal outcomes — not whether you can describe what forensic scientists do. Most students lose marks by treating the three core questions as separate topics that require only factual recall. They are not. Each question connects to a single analytical thread: the gap between what forensic science promises and what it actually delivers inside a legal system. This guide walks you through how to research and construct a response to each question that goes beyond surface description.
Your professor is not looking for a list of definitions. For Question 1, they want you to identify a real documented case, explain what the scientist did, and analyze the consequences for justice — not just summarize the misconduct. For Question 4, they want you to explain the function and procedural differences of each hearing type in relation to forensic evidence, not recite textbook definitions. For Question 5, they want you to take and defend a position on whether the CSI effect exists, backed by research — not describe both sides without committing to a view. The questions are analytical, not descriptive. Structure your responses accordingly.
What This Guide Covers
What Justice in Science Actually Tests
The “Justice in Science” module in forensic science courses sits at the intersection of scientific methodology, professional ethics, and legal procedure. The three questions your professor assigned map directly onto three pressure points where forensic science most commonly fails the justice system: the integrity of individual scientists (Question 1), the procedural mechanisms courts use to evaluate science (Question 4), and the cultural distortion of public expectations about forensic evidence (Question 5).
These are not isolated topics. Forensic ethics violations (Q1) often surface during admissibility hearings (Q4) and are compounded by jury expectations shaped by media portrayals (Q5). A complete, analytically strong response to this assignment recognizes those connections and draws them explicitly rather than treating the three questions as independent exercises.
The analytical thread connecting all three questions is this: forensic science holds enormous evidentiary power inside courtrooms, and that power is routinely misapplied — through deliberate misconduct, through procedurally inadequate scrutiny, and through culturally constructed expectations that push jurors toward over-reliance on physical evidence. Your assignment responses should reflect an understanding of that systemic problem, not just the individual examples you cite.
Question 1: How to Find and Analyze a Forensic Ethics Violation
The assignment asks you to identify a situation — other than the Annie Dookhan case — where a forensic scientist violated ethical practices. The question has two distinct requirements: first, finding a documented real-world case; second, analyzing it in a way that connects the violation to its consequences for the justice system. Most responses satisfy the first requirement and fail the second.
What “Analyzing” the Case Means
Do not stop at describing what the scientist did wrong. Your analysis must address four things: (1) the specific ethical breach — fabrication, falsification, improper methodology, perjury, or bias; (2) the institutional conditions that allowed the breach to go undetected; (3) the direct consequence for defendants — convictions overturned, sentences served, evidence suppressed; and (4) the systemic implication — what the case reveals about how crime labs are structured, overseen, and held accountable. A response that covers all four levels earns full marks. A response that only describes the misconduct earns partial credit at best.
How to Research Cases Other Than Dookhan
The most productive research strategy is to start with two verified databases: the Innocence Project’s case database at innocenceproject.org/cases, which catalogs wrongful convictions and their causes including forensic misconduct; and the National Registry of Exonerations at law.umich.edu, which provides detailed records of individual exonerations including the specific forensic failures involved.
For published academic and investigative sources, the Journal of Forensic Sciences and Science & Justice both publish peer-reviewed analyses of forensic misconduct cases. For documented scandal cases, the U.S. Department of Justice’s Office of the Inspector General has released several reports on FBI crime lab misconduct that are publicly available, citable, and analytically rich.
The Fred Zain Case — Why It Works for This Question
Fred Zain was a serologist and forensic scientist who worked first at the West Virginia State Police Crime Laboratory and later at the Bexar County Medical Examiner’s Office in Texas. His case is one of the most thoroughly documented forensic misconduct scandals in U.S. history and directly addresses every analytical dimension the assignment requires.
What Zain Did and When It Was Discovered
Over roughly 15 years in West Virginia — from approximately 1979 to 1989 — Zain falsified serology test results in criminal cases. A 1993 investigation by the West Virginia Supreme Court of Appeals found that Zain had: overstated the statistical significance of blood and serological test results; reported test results that were physically impossible; reported inconclusive results as conclusive; and, in some cases, reported results for tests that were never actually performed. The investigation was initiated after Glen Dale Woodall, convicted in 1987 of rape partly on the basis of Zain’s testimony, was exonerated by DNA evidence in 1992. A subsequent audit found Zain’s misconduct affected over 180 cases. At least 13 convictions were overturned as a direct result.
How to Structure Your Analysis of Zain
When writing about Zain, organize your analysis around the four levels described above. For the ethical breach: Zain’s violations span multiple categories — fabrication of data, falsification of results, and perjury in court testimony. These are not ambiguous edge cases; they are deliberate deceptions across hundreds of cases over more than a decade. For institutional conditions: the West Virginia State Police Crime Lab had no meaningful external oversight during Zain’s tenure, no quality assurance protocols that would detect fabricated results, and a supervisory culture in which Zain’s pro-prosecution reputation was treated as an asset rather than a red flag. For consequences: identify at least two of the overturned convictions by name from the public record — this demonstrates that you researched the case rather than summarizing it from a single source. For systemic implications: argue that Zain’s case illustrates the structural problem of forensic labs housed within law enforcement agencies, where institutional pressure to produce results favorable to prosecution can compromise scientific independence. That systemic argument is what earns the analytical marks your professor is grading for.
The primary citable source for the Zain investigation is: In re Investigation of the West Virginia State Police Crime Laboratory, Serology Division, 190 W. Va. 321, 438 S.E.2d 501 (1993). This is a published court opinion from the West Virginia Supreme Court of Appeals, publicly available through legal databases including Google Scholar and Westlaw. It is a primary legal document — not a news summary — and citing it demonstrates the level of research the assignment expects. The Innocence Project also maintains a summary of the case at innocenceproject.org that can supplement the primary source for context and case-specific details.
Other Documented Cases to Consider
If you prefer a different case, the following are equally well-documented and analytically appropriate. Each has a clear ethical violation, documented consequences, and available primary or peer-reviewed sources.
Joyce Gilchrist — Oklahoma City Police Crime Lab
Gilchrist worked as a forensic chemist for the Oklahoma City Police Department from 1980 to 2001. An FBI review found she routinely overstated the probative value of hair and fiber evidence and provided scientifically unsupported testimony. Several defendants she testified against were sentenced to death; at least one was executed. Her case is a documented intersection of forensic misconduct and capital punishment consequences. The FBI’s 2001 review is a publicly available citable source.
Houston Crime Lab — Systemic Failure
A 2002 audit of the Houston Police Department Crime Laboratory found widespread problems including evidence contamination, sloppy DNA analysis, and possible falsification across multiple analysts over years. This is useful for assignments requiring a systemic rather than individual-level analysis — it demonstrates that institutional failures can produce outcomes equivalent to individual misconduct even without a single identifiable bad actor. The city of Houston commissioned a detailed independent review that is publicly available and citable.
Brandon Mayfield — FBI Fingerprint Misidentification
In 2004, the FBI erroneously identified Portland attorney Brandon Mayfield as a suspect in the Madrid train bombings based on a fingerprint match later determined to be incorrect. While not misconduct in the sense of deliberate falsification, the case is analytically valuable for discussing cognitive bias in forensic interpretation, confirmation bias in evidence review, and the absence of adequate independent verification in high-stakes cases. The FBI’s own internal review report is a citable government document.
Question 4: How to Write About Three Types of Hearings and Trials
The question asks you to identify and explain three types of hearings or trials. The most common mistake students make is listing three types without connecting them to forensic evidence or the justice context the course establishes. The stronger response explains each type and specifies what role forensic science plays in each — because that is the connection your forensic science professor is looking for.
The three hearing/trial types that are most analytically productive for this course are: the preliminary hearing, the Daubert/Frye admissibility hearing, and the distinction between bench trials and jury trials. Each represents a different procedural moment at which forensic science is evaluated, admitted, or challenged.
Preliminary Hearings
What a Preliminary Hearing Is and Why It Matters for Forensic Science
A preliminary hearing — also called a preliminary examination — is a pretrial proceeding in which a judge determines whether sufficient evidence exists to require a defendant to stand trial. It is not a determination of guilt or innocence; it is a gatekeeping function that asks whether the prosecution’s evidence, if believed, could establish probable cause that the defendant committed the crime charged. In felony cases in most U.S. jurisdictions, a preliminary hearing is either required or available as an alternative to grand jury indictment. The forensic science significance of preliminary hearings is that they represent one of the earliest points at which physical evidence is presented before a judicial officer. Defense counsel can challenge the reliability or admissibility of forensic evidence at this stage. However, the probable cause standard at a preliminary hearing is substantially lower than the beyond-reasonable-doubt standard at trial — which means flawed forensic evidence can survive a preliminary hearing and still reach a jury. Your response should address this gap: the preliminary hearing filters weak cases but does not reliably filter unreliable forensic science, because the standard of review is not designed for that purpose.
Daubert and Frye Admissibility Hearings
What Daubert and Frye Hearings Are and Why They Are Central to Forensic Science Justice
Daubert and Frye hearings are evidentiary admissibility hearings in which a judge evaluates whether a proposed expert’s scientific testimony meets the legal threshold for admission as evidence. These are the most forensic-science-specific hearings in the legal system and should be the centerpiece of your answer to Question 4. The Frye standard, established in Frye v. United States (1923), requires that scientific testimony be based on methods that have achieved general acceptance in the relevant scientific community. The Daubert standard, established by the U.S. Supreme Court in Daubert v. Merrell Dow Pharmaceuticals (1993) and extended by Kumho Tire Co. v. Carmichael (1999), replaced Frye in federal courts and most state courts and established a broader gatekeeping framework requiring judges to evaluate: whether the theory or technique can be (and has been) tested; whether it has been subjected to peer review and publication; the known or potential error rate; whether standards exist controlling the technique’s operation; and whether it has been generally accepted by the relevant scientific community. The analytical point your response must make is this: Daubert hearings are the legal system’s primary mechanism for filtering unreliable forensic science before it reaches a jury — but in practice, the standard is applied inconsistently, and forensic disciplines including bite mark analysis, hair comparison, and certain pattern-matching techniques have been admitted under Daubert despite lacking the scientific validation the standard theoretically requires. The 2009 National Academy of Sciences report Strengthening Forensic Science in the United States — a citable, authoritative source — documents this gap systematically.
The primary external source every forensic science student should cite when discussing evidentiary admissibility and the reliability of forensic methods is: National Research Council. (2009). Strengthening forensic science in the United States: A path forward. National Academies Press. Available free at nap.nationalacademies.org. This report is authored by a committee of scientists, legal scholars, and forensic practitioners commissioned by Congress. It is the most authoritative single source for arguing that the legal system’s admission of forensic science is inadequately tied to scientific validation — which is directly relevant to both Question 4 (Daubert hearings) and Question 5 (the CSI effect).
Bench Trials vs. Jury Trials
Bench Trials and Jury Trials — Different Audiences for Forensic Evidence
The distinction between bench trials and jury trials is relevant to forensic science because the effectiveness of forensic evidence — and the damage done by unreliable forensic evidence — differs significantly depending on who is evaluating it. In a bench trial, the judge acts as both the finder of law and the finder of fact. There is no jury. Bench trials are common in misdemeanor proceedings, are available to defendants who waive the right to jury trial in most jurisdictions, and are sometimes strategically chosen by defense attorneys in cases where they believe a judge will evaluate forensic evidence more skeptically than a lay jury. The forensic science implication is that a judge with legal training can be expected to apply more rigorous scrutiny to the logical chain between physical evidence and the inference it is meant to support. In a jury trial — the standard trial format for felony prosecutions — a panel of lay jurors evaluates the evidence. Jurors typically have no scientific training and are significantly more susceptible to the authority effect of expert testimony. A forensic scientist who presents confidently and uses authoritative-sounding terminology can be highly persuasive to jurors regardless of whether the underlying methodology is sound. This is the direct procedural link between bench versus jury trial structures and the CSI effect discussed in Question 5. Your response should make that connection explicit: the CSI effect, if it exists, operates almost entirely through jury trial dynamics, not bench trials — which has implications for how it might be mitigated.
| Hearing/Trial Type | Standard Applied | Forensic Science Role | Key Limitation |
|---|---|---|---|
| Preliminary Hearing | Probable cause — is there enough evidence to proceed to trial? | Physical evidence presented to establish that a crime was committed and defendant is linked to it | Low threshold means unreliable forensic evidence can pass this stage; gatekeeping is not scientifically rigorous |
| Daubert/Frye Admissibility Hearing | Scientific reliability — is this methodology valid enough to present to a jury? | Expert testimony and methodology scrutinized before a judge; defense can challenge the science directly | Judges lack scientific training; application is inconsistent; multiple forensic disciplines have been admitted without adequate validation |
| Jury Trial | Beyond reasonable doubt — has the prosecution proven the defendant’s guilt to the jury’s satisfaction? | Forensic evidence presented to lay jurors through expert witness testimony; highly persuasive in practice | Jurors susceptible to authority effect and media-shaped expectations; CSI effect may inflate evidentiary weight assigned to forensic testimony |
| Bench Trial | Beyond reasonable doubt — judge makes the finding of fact | Same forensic evidence presented, but evaluated by legally trained fact-finder | Judges still lack formal science training; however, less susceptible to presentation theatrics and CSI-style expectations |
Question 5: How to Research and Write About the CSI Effect
The CSI effect refers to the hypothesis that jurors who regularly watch forensic science-based television programs — primarily the CBS franchise CSI: Crime Scene Investigation and its spinoffs — develop unrealistic expectations about the quantity and conclusiveness of forensic evidence that prosecutors should produce at trial. The assignment asks two things: do you believe it exists, and if so, how can it be mitigated? These are not rhetorical questions — they require you to review the research and form a documented position.
What the Research Actually Shows
The research on the CSI effect is more contested than most textbook summaries suggest, and engaging with that complexity will strengthen your response. There are three documented versions of the effect in the literature, and conflating them produces an analytically imprecise response.
Does the CSI Effect Exist? How to Take and Defend a Position
The assignment asks whether you believe the CSI effect exists. The academically appropriate answer is not a simple yes or no — it is a qualified position that engages with the evidence. Here is how to frame a defensible position that will earn full analytical marks.
A Defensible “Yes, With Qualifications” Position
Argue that the CSI effect exists in its weak form — as expectation inflation rather than as a direct driver of acquittals. The research evidence for this version is more consistent: media portrayals do shape juror expectations about forensic certainty, jurors do over-weight forensic testimony relative to its actual scientific validity, and this is documented even if the strong acquittal-rate version is not. Cite Cole and Dioso-Villa (2007) and Schweitzer and Saks (2007) together to demonstrate that you engaged with the empirical debate rather than accepting a single narrative. Then argue that even the weak version of the effect creates systematic injustice when forensic methods are admitted under Daubert despite insufficient validation — because a juror who already over-trusts forensic evidence will be unable to evaluate methodology critically even when given the opportunity.
- Supported by more consistent empirical evidence than the strong version
- Allows you to connect Q5 back to Q4 (Daubert) and Q1 (misconduct)
- Demonstrates engagement with the nuanced research literature
A Defensible “The Effect Is Overstated” Position
Argue that the CSI effect as commonly described — the prosecution-disadvantage, acquittal-driving version — is primarily a prosecutorial perception rather than an empirically documented phenomenon. The Podlas research supports this; mock jury studies have not consistently found that television viewing correlates with higher acquittal rates. Argue instead that the actual problem is not that jurors expect too much forensic evidence, but that courts have failed to adequately scrutinize the forensic evidence they do receive — pointing to Daubert’s inconsistent application as the real issue. This position allows you to redirect the mitigation discussion from jury education toward judicial and institutional reform.
- Supported by Podlas (2006) and Schweitzer and Saks (2007) findings
- Avoids accepting an underdocumented media panic narrative at face value
- Redirects the analytical focus to institutional reform rather than jury management
How to Write About Mitigation of the CSI Effect
The assignment asks how the CSI effect can be mitigated if it exists. This is an applied question that requires specific, operational proposals — not vague recommendations to “educate juries.” The mitigation strategies must match the version of the effect you argued exists. If you argued for the weak expectation-inflation version, your mitigation strategies should address expectation calibration and judicial gatekeeping. If you argued the strong version is real, your strategies should address voir dire (juror selection) and prosecutorial presentation practices.
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Voir Dire Screening for Media-Shaped Expectations
Voir dire is the pretrial juror examination process during which attorneys and judges question prospective jurors about potential biases. Several researchers and practitioners have proposed that voir dire questions be specifically designed to surface CSI-related expectations — asking prospective jurors directly about their television viewing habits, their expectations about forensic evidence, and their understanding of the difference between television forensics and real laboratory procedures. Defense attorneys can use this information to exercise peremptory challenges; prosecutors can use it to identify jurors who will require more explicit calibration of evidence limitations. This is a documented, legally grounded mitigation strategy that is specific enough to be actionable.
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Expert Witness Expectation Management
Several jurisdictions have adopted or piloted practices in which forensic experts are asked to explicitly address the limitations of their methodology during direct examination rather than waiting for cross-examination to surface them. This includes stating the error rate of the technique used, acknowledging what the analysis cannot determine, and distinguishing the forensic finding from the legal inference the jury is being asked to draw. The National Academy of Sciences 2009 report explicitly recommended that forensic scientists communicate uncertainty and methodology limitations as a professional standard. Framing this as part of expert witness direct examination practice is a specific, implementable mitigation proposal.
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Judicial Instructions on Forensic Evidence Limitations
Pattern jury instructions in many jurisdictions provide only generic guidance on evaluating expert testimony. Several legal scholars — including those cited in the Cole and Dioso-Villa review — have proposed forensic-specific jury instructions that explain common forensic methodology limitations, address the difference between statistical probability and certainty, and caution jurors against treating forensic evidence as infallible. Some states have piloted revised jury instructions following wrongful conviction commissions. This is an institutional reform proposal that addresses the weak version of the CSI effect directly: if jurors over-trust forensic testimony, judicial instructions can be designed to recalibrate that trust before deliberations begin.
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Strengthening Daubert Gatekeeping Through Judicial Science Training
This mitigation strategy addresses the root cause rather than the jury-level symptom. The Federal Judicial Center and the National Academies have both documented that judges who act as gatekeepers under Daubert typically lack the scientific training to evaluate methodology rigorously. Programs that provide judicial education in scientific reasoning, statistical interpretation, and forensic methodology limitations are a documented mitigation approach. If judges make better gatekeeping decisions, less unreliable forensic evidence reaches juries — reducing the conditions under which CSI-inflated expectations produce unjust outcomes.
Sources That Strengthen All Three Responses
Your assignment will require citations, and the sources below are organized by question so you can build a reference list that covers all three topics without redundancy.
Sources for Q1 (Ethics Violation)
- In re Investigation of the West Virginia State Police Crime Laboratory, Serology Division, 190 W. Va. 321, 438 S.E.2d 501 (1993) — primary court document for the Fred Zain case
- Innocence Project case database — innocenceproject.org/cases — for case-specific facts and exoneration data
- National Registry of Exonerations — law.umich.edu — for quantitative data on forensic misconduct and wrongful convictions
- Thompson, W. C. (2009). Painting the target around the matching profile: The Texas sharpshooter fallacy in forensic DNA interpretation. Law, Probability and Risk, 8(3), 257–276 — peer-reviewed analysis of forensic interpretation bias
Sources for Q4 (Hearings and Trials)
- Daubert v. Merrell Dow Pharmaceuticals, Inc., 509 U.S. 579 (1993) — primary Supreme Court case establishing the Daubert standard
- Kumho Tire Co. v. Carmichael, 526 U.S. 137 (1999) — extends Daubert to all expert testimony
- National Research Council. (2009). Strengthening forensic science in the United States. National Academies Press — comprehensive analysis of admissibility gaps
- Giannelli, P. C. (2007). Wrongful convictions and forensic science: The need to regulate crime labs. North Carolina Law Review, 86, 163 — peer-reviewed legal analysis
Sources for Q5 (CSI Effect)
- Cole, S. A., & Dioso-Villa, R. (2007). CSI and its effects: Media, juries, and the burden of proof. New England Law Review, 41, 435 — the most comprehensive review of the empirical debate
- Schweitzer, N. J., & Saks, M. J. (2007). The CSI effect: Popular fiction about forensic science affects the public’s expectations about real forensic science. Jurimetrics, 47(3), 357–364 — documents expectation inflation even without acquittal-rate effects
- Podlas, K. (2006). The CSI effect: Exposing the media myth. Fordham Intellectual Property, Media and Entertainment Law Journal, 16(2), 429–465 — the prosecutorial perception critique
Cross-Cutting Source
- Bell, S. (current edition). Forensic science: An introduction to scientific and investigative techniques. Taylor & Francis — your course textbook; cite for definitions and foundational concepts but supplement with independent sources for each analytical claim
- President’s Council of Advisors on Science and Technology (PCAST). (2016). Forensic science in criminal courts: Ensuring scientific validity of feature-comparison methods. Executive Office of the President — a more recent federal evaluation of forensic validity that extends the NAS 2009 findings
Where Most Responses Lose Points
Q1: Describing Misconduct Without Analyzing Consequences
“Fred Zain falsified serological test results over a period of years in West Virginia. His misconduct was discovered after Glen Woodall was exonerated by DNA evidence.” This is description. It tells the reader what happened but provides no analysis of why it happened, what institutional conditions enabled it, or what it reveals about forensic science oversight structures. It earns partial marks.
Instead
Add the institutional analysis: explain that Zain’s lab operated without external accreditation, that supervisors had no quality assurance mechanism capable of detecting fabricated results, and that the lab’s law enforcement affiliation created an institutional culture in which pro-prosecution results were rewarded rather than questioned. Then make the systemic claim: Zain’s case is not exceptional — it reflects a documented structural problem with crime labs embedded within law enforcement agencies, as identified in the 2009 NAS report.
Q4: Textbook Definitions Without Forensic Connection
“A preliminary hearing is a court proceeding in which a judge determines whether there is probable cause to hold the defendant for trial. A Daubert hearing determines whether expert testimony is admissible. A jury trial is a trial in which a jury of peers decides the verdict.” These are definitions. They demonstrate you read the chapter. They do not demonstrate that you understand the role of forensic evidence in each proceeding or the limitations of each as a justice mechanism.
Instead
For each hearing type, add one specific claim about forensic evidence: how it enters the proceeding, what standard governs its evaluation, and where that standard falls short. For example, for Daubert hearings: note that the standard theoretically requires scientific validation, but that multiple forensic disciplines — specifically hair comparison and bite mark analysis — have been admitted in federal courts under Daubert despite lacking the error rate documentation the standard requires. That is the analytical observation that earns full marks.
Q5: Accepting the CSI Effect as Fact Without Engaging the Research
“The CSI effect is real because jurors watch crime TV and expect forensic evidence at trial. If prosecutors don’t present enough forensic evidence, jurors will acquit. This can be mitigated by educating jurors about real forensic science.” This response accepts the strong version of the effect without engaging the empirical debate, proposes a vague mitigation strategy, and demonstrates no familiarity with the actual research literature.
Instead
Distinguish between the strong version (acquittal-driving, which the research does not consistently support) and the weak version (expectation inflation, which has more consistent empirical backing). State which version you believe the evidence supports and cite the relevant research — Cole and Dioso-Villa at minimum. Then propose specific mitigation strategies that match the version you argued for — forensic-specific jury instructions and judicial science training are more analytically defensible than generic “jury education.”
- Q1 names a specific documented case other than Annie Dookhan with at least one primary or peer-reviewed source cited
- Q1 analysis addresses the ethical breach, institutional conditions, consequences for defendants, and systemic implication — not just what the scientist did
- Q4 identifies three distinct hearing or trial types, not three names for the same type of proceeding
- Q4 connects each hearing type to the specific role forensic evidence plays and the limitation that role creates
- Q5 engages the empirical research literature — at minimum Cole and Dioso-Villa and Schweitzer and Saks — not just media sources or textbook summaries
- Q5 distinguishes between the strong and weak versions of the CSI effect and takes a position on which is supported by evidence
- Q5 mitigation strategies are specific and match the version of the effect you argued for — not generic “educate jurors” proposals
- The NAS 2009 report is cited at least once — it is relevant to Q4 (Daubert gaps) and Q5 (forensic validity and juror expectations)
- All citations follow APA 7th edition format — legal case citations follow Bluebook or APA legal citation format as your professor requires
- The three question responses connect to each other at least once — demonstrating that you see the systemic relationship between misconduct, procedural gatekeeping, and public expectation