Nationwide Expert Witness Services

Expert Analysis for Use-of-Force & Police Misconduct Cases

DEFTAC supports attorneys with case analysis and expert testimony in excessive force, police misconduct, and civil rights matters nationwide.

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Service Scope

Expert Witness Services

Focused case analysis for attorneys handling use-of-force and police misconduct matters.

Excessive Force Case Analysis

Review of use-of-force incidents, including video footage, reports, policies, training, and officer actions.

In-Custody Trauma Evaluation

Evaluation of excessive force incidents involving injuries or trauma sustained while in custody.

Civil Rights Violation Assessment

Analysis of law enforcement actions, policies, procedures, and potential civil rights violations.

Death or Serious Injury Investigations

Expert analysis of incidents involving death or serious injury while in law enforcement custody.

About

Patrick Mays

Patrick Mays — DEFTAC expert witness

Expert Witness — Excessive Force & Police Misconduct

Patrick Mays brings 48 years of combined experience in law enforcement and martial arts to every case. He provides attorneys with grounded, practical analysis of use-of-force incidents, defensive tactics, arrest procedures, and law enforcement training practices.

DEFTAC works with attorneys and law firms nationwide, delivering clear, fact-based analysis and courtroom-ready testimony designed to help legal teams understand the critical details of any use-of-force incident.

  • → Use-of-Force Analysis Review of incidents, video footage, reports, and officer actions against applicable standards.
  • → Expert Witness Testimony Courtroom-ready testimony for both plaintiff and defense in civil and criminal matters.
  • → Nationwide Availability Available to consult and testify in federal and state courts across the United States.
View Curriculum Vitae

Case Studies

Selected Case Experience

Representative matters demonstrating expert analysis in use-of-force and police misconduct litigation.

Matter

Wrongful Arrest & Excessive Force

Analysis

An individual in West Virginia filed a lawsuit claiming wrongful arrest and excessive force during a routine stop. Video footage, arrest records, and officer statements were reviewed to assess procedural violations.

Outcome

Expert report highlighting critical missteps in the officer's actions contributed to the plaintiff's legal team negotiating a substantial settlement.

Matter

Excessive Force in a High-Profile Arrest

Analysis

A civil rights attorney sought analysis on whether law enforcement's use of force was justified. Body cam footage, use-of-force reports, and policies were reviewed for compliance.

Outcome

Expert breakdown revealed inconsistencies between policy and officer actions, contributing to a favorable settlement.

Matter

Officer-Involved Shooting Review

Analysis

A defense attorney required expert analysis of an officer's decision-making in a fatal use-of-force incident. Dashcam footage, training records, and threat perception were examined.

Outcome

Analysis demonstrated that the officer's actions aligned with legal standards and department policies, contributing to a dismissal of charges.

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