4 Estudo de Caso

The Evidence Problem — Gerado por IA Evidence and the Limits of Advocacy

Attorney Priya Sharma discovered that opposing counsel's key exhibit was gerado por IA. Before she could act, her own client asked her to use AI to 'enhance' his account of the events. She now faces two ético crises simultaneously — and the answers to each one complicate the other.

Duração

90-120 minutos

Participantes

4-6 participantes

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O Caso

The case was straightforward, or so it seemed. David Okafor, a senior software engineer, sued his former employer Nextera Systems for demissão ilegal, alleging he was fired in retaliação for reporting discriminatory hiring algorithms to the company's ética board. Priya Sharma, a partner at a mid-sized plaintiff's employment firm, took the case on contingency. The facts were strong: Okafor had documented his complaints, and the timeline between his report and termination was damning.

Then the produção de provas phase produced a surprise. Nextera's counsel, a large defense firm, submitted a detailed 'internal investigation report' purportedly prepared by the company's Chief Conformidade Officer three weeks before Okafor's termination. The report concluded that Okafor's performance had been declining for months and recommended termination for cause — completely independent of any retaliação motive. If authentic, it demolished the retaliatory timeline that was the backbone of Priya's case.

Something about the report felt wrong. The writing was unnaturally smooth — no hedging language, no organizational jargon, no formatting inconsistencies typical of internal corporate documents. Priya hired a forensic linguistics expert who concluded with 94% confidence that the report was generated by a grande modelo de linguagem. The metadata showed the document was created at 2:17 AM, three days after Okafor filed his lawsuit — not three weeks before his termination as claimed. Someone had used AI to fabricate evidence and backdate it.

Cronologia Principal

1

8 meses atrás — Okafor Relata Algoritmo Discriminatório

David Okafor submits a formal complaint to Nextera's internal ética board, documenting that the company's impulsionado por IA hiring tool systematically disadvantages candidates over 40. He provides statistical analysis and specific examples.

2

6 meses atrás — Okafor é Demitido

Nextera terminates Okafor citing 'restructuring.' No prior performance warnings exist in his personnel file. The termination occurs 8 weeks after his ética complaint — within the retaliatory timing window recognized by courts.

3

4 meses atrás — Processo Judicial Protocolado

Priya Sharma files a demissão ilegal and retaliação complaint on Okafor's behalf. The complaint details the timeline and alleges the termination was pretextual.

4

2 meses atrás — O Relatório Vem à Tona

During produção de provas, Nextera produces the 'internal investigation report' dated three weeks before termination. Forensic analysis reveals it was gerado por IA and created three days after the lawsuit was filed. The metadata and linguistic analysis are compelling but not yet dispositive.

Por Que Isso Importa

This case sits at the frontier of legal ética. gerado por IA evidence is not a hypothetical — forensic experts are already being retained to identify it, and courts are beginning to grapple with authentication standards for AI-era documents. But the case raises an even harder question: when your own client wants to use the same technology to 'strengthen' their testimony, where exactly is the line? Priya must simultaneously attack the integrity of opposing evidence while defending the integrity of her own. The two positions must be éticoly consistent — and that consistency is harder to achieve than it appears.

Análise de Contexto

The legal, technological, evidentiary, and ético dimensions that frame this case.

Contexto Jurídico

  • Padrões federais de autenticação (FRE 901) exigem evidências suficientes de que um item é o que o proponente alega ser
  • Evidências geradas por IA apresentam questões de autenticação inovadoras que os tribunais ainda estão resolvendo
  • Opiniões periciais baseadas em análise de IA estão sujeitas a padrões Daubert de confiabilidade
  • Emerging case law on gerado por IA document authentication and metadata analysis

Conduta Profissional

  • ABA Regra Modelo 3.3 — Duty of candor: a lawyer shall not knowingly offer evidence the lawyer knows to be false
  • ABA Regra Modelo 3.4 — Fairness to opposing party: shall not falsify evidence or obstruct access to evidence
  • ABA Regra Modelo 8.4(c) — Misconduct: conduct involving dishonesty, fraud, deceit, or misrepresentation
  • Rule 37(e) — Sanctions for failure to preserve electronically stored information, potentially applicable to gerado por IA documents

Riscos Técnicos

  • Current grande modelo de linguagems can produce documents that closely mimic corporate writing styles
  • A 'caixa preta' de alguns sistemas de IA torna difícil ou impossível explicar como chegaram às suas conclusões
  • Os metadados de documentos podem ser manipulados, mas análise forense muitas vezes consegue detectar alterações
  • The arms race between AI generation and detecção de IA is accelerating, with no stable equilibrium in sight

Ético Tensions

  • The asymmetry between attacking gerado por IA evidence (opposing) and using aprimorado por IA testimony (own client) must be éticoly reconciled
  • Alguns tribunais exigem divulgação quando IA é usada na preparação de documentos ou análise de evidências
  • The dever perante o cliente and the duty to the tribunal can point in opposite directions when AI is involved
  • Questões emergentes sobre se advogados têm dever afirmativo de divulgar uso de IA ao tribunal

Partes Interessadas e Papéis

Each participant assumes one role with distinct objectives, constraints, and private information. The roles are designed to create genuine ético tension.

1

Priya Sharma — Advogada da Parte Autora

Perfil

An experienced employment litigante representing David Okafor. She has strong evidence that opposing counsel's key exhibit is AI-fabricadas. Simultaneously, her own client is pressuring her to use AI to strengthen his testimony.

Objetivos

  • Challenge the authenticity of the gerado por IA investigation report through proper legal channels
  • Maintain ético boundaries with her own client regarding aprimorado por IA testimony
  • Estabelecer precedente favorável para futuros casos utilizando análise de IA

Restrições

O cliente de Priya pediu explicitamente que ela use IA para 'melhorar o relato dele' — e ele está pagando honorários significativos esperando que ela maximize suas chances.

2

David Okafor — Parte Autora

Perfil

A senior software engineer who was fired after reporting a discriminatory AI hiring tool. His retaliação claim is strong on the timeline but his personal account of events is vague on key details because the termination meeting happened quickly and he was in shock.

Objetivos

  • Excluir a análise de IA da apresentação ao júri
  • Estabelecer um precedente que exija divulgação mais rigorosa de evidências assistidas por IA
  • Fazer com que seu relato detalhado dos eventos seja ouvido pelo tribunal, mesmo que sua memória seja imperfeita

Restrições

Okafor genuinely believes AI could help him 'reconstruct' what happened in the termination meeting. He sees no ético difference between using AI to organize his thoughts and using it to fill memory gaps. He is also a technologist who understands AI better than most clients — and he knows the report against him is fake.

3

Juíza Patricia Holden — Juíza Presidente

Perfil

A federal district judge with 15 years on the bench. She has seen the forensic linguistics report challenging the investigation document and must decide how to handle gerado por IA evidence questions that have no established precedent in her circuit.

Objetivos

  • Establish fair and workable standards for gerado por IA evidence authentication
  • Proteger a integridade do processo sem prejudicar nenhuma das partes
  • Criar uma decisão fundamentada que possa servir como autoridade persuasiva para outros tribunais

Restrições

The judge knows that whatever standard she sets will be scrutinized. Too strict and she excludes potentially legitimate assistido por IA documents. Too lenient and she opens the door to fabricação. She has received an amicus brief from a legal technology organization urging liberal admission standards.

4

Robert Kessler — Ética Board Member

Perfil

A member of the ordem de advogados estadual's ética committee, present as an observer and advisor. He is drafting a formal ética opinion on gerado por IA evidence and aprimorado por IA testimony that will apply to all attorneys in the jurisdiction.

Objetivos

  • Develop practical, enforceable standards for uso de IA in evidence and testimony
  • Distinguish between legitimate AI assistance and impermissible fabricação or enhancement
  • Equilibrar inovação na prática jurídica com proteção do sistema de justiça

Restrições

Kessler's committee is split. Some members want to ban AI from any evidentiary context. Others argue that assistido por IA document preparation is no different from hiring a ghostwriter. He needs a framework that both camps can accept.

Atividades de Aprendizagem

Six progressive task types building from factual comprehension to professional self-reflection on the ética of AI in evidence and testimony.

  • Read the full case narrative. Identify every point where an ético rule is implicated and name the specific rule.
  • Research forensic linguistics methodology: How does an expert determine whether a document was gerado por IA? What are the reliability limitations?
  • Map the ético positions of each parte interessada. Where do their interests align and where do they conflict?
  • Compare this case to Mata v. Avianca. What is similar (gerado por IA legal content) and what is fundamentally different (evidence fabricação versus citation fabricação)?
  • Explain the distinction between 'gerado por IA evidence' and 'AI-fabricadas evidence.' Is every gerado por IA document fraudulent? Where is the line?
  • Por que questões de autenticação de IA criam desafios únicos que os frameworks de evidências existentes não previam completamente?
  • Construct the strongest possible argument that the investigation report is authentic. Then construct the strongest argument that it is fabricadas. Which is more persuasive and why?
  • Explain why Priya's two problems (opposing AI evidence and client AI testimony requests) are éticoly connected. Can she take inconsistent positions?
  • Avalie a afirmação de que a análise de IA deve ser inadmissível a menos que o algoritmo completo e os dados de treinamento sejam divulgados.
  • Analyze the ético asymmetry: Is there a principled distinction between attacking gerado por IA evidence and refusing to use aprimorado por IA testimony for your own client?
  • Assess whether current evidence authentication rules are adequate for gerado por IA documents, or whether new rules are needed
  • Question whether attorneys have an affirmative duty to investigate the AI provenance of evidence produced in produção de provas — or only when something 'feels wrong'
  • Elabore uma moção para contestar a autenticidade do relatório de investigação, incorporando os requisitos técnicos de autenticação de IA.
  • Escreva o roteiro para a conversa de Priya com Okafor explicando por que ela não pode usar IA para melhorar seu testemunho.
  • Proponha um framework de autenticação de evidências para documentos da era de IA que seja tecnicamente viável e juridicamente defensável.
  • Role-play the ética hearing as your assigned character. Prepare a 3-minute opening statement on the proper boundaries of AI in evidence and testimony
  • Avalie a decisão do advogado de apresentar a análise de IA sem divulgação completa ao tribunal.
  • Compare as abordagens que tribunais em diferentes jurisdições adotaram para autenticação de evidências de IA.
  • Evaluate the client conversation scripts: Would Okafor actually be persuaded? Is the ético explanation clear enough for a non-lawyer?
  • Review each team's proposed ética opinion. Does it provide clear guidance that practicing attorneys can actually follow?
  • Before studying this case, did you think gerado por IA evidence was a real concern or a hypothetical? Has your view changed?
  • How do you personally draw the line between 'assistido por IA preparation' and 'AI-fabricadas evidence'? Is the line as clear as you thought?
  • Reflect on whether you would have noticed the investigation report was gerado por IA. What skills are needed to detect gerado por IA documents?
  • Identify one ético principle from this case that you will apply differently in your own practice going forward.

Ética in Practice Exercise

Write two parallel analyses: first, the strongest ético argument for why Priya should be allowed to use AI to help Okafor organize his genuine memories into a coherent account. Then, the strongest ético argument for why this crosses the line into testimony fabricação. Identify the precise point where legitimate assistance becomes impermissible enhancement. Present both analyses to the group and defend whichever position you find more persuasive.

Referências e Fontes

Padrões Éticos

  • Federal Rules of Evidence 901(b)(4) — Características distintivas e outros itens como método de autenticação
  • Daubert v. Merrell Dow Pharmaceuticals, 509 U.S. 579 (1993) — Standard for admissibility of expert testimony, applicable to forensic detecção de IA
  • Emerging case law on deepfake and gerado por IA evidence authentication (2023-2025)

Professional Ética

  • ABA Regra Modelos 3.3 (Candor), 3.4 (Fairness), and 8.4 (Misconduct) — The core ético framework for evidence integrity
  • ABA Opinião Formal 512 (2024) — IA Generativa and attorney obligations
  • State bar ética opinions on assistido por IA document preparation and evidence (2024-2025)

Pronto para Aprofundar sua Expertise em Ética de IA?

This case study is designed for guided facilitation as part of the Lawra Learning Program. Request a session that includes the ética hearing simulation, evidence analysis exercises, and expert debriefing.

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