Police Supervision Expert Witnesses
Police supervision expert witnesses and consultants listed here may be able to form expert opinions, draft expert witness reports, provide expert witness testimony at deposition and/or trial as or serve as consulting (non-testifying) experts on police supervision. The police supervision expert witness listings on this page are typically from fields/areas of expertise such as: Law Enf & Criminal Justice and Police Practices & Procedures.
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Frank A. Mancini, DCJ
Prezza Consulting LLC
Middleton, Massachusetts
Law Enf & Criminal Justice, Police Practices & Procedures
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Police accountability, police internal affairs, police misconduct, early intervention systems, police mediation, police use of force, police supervision, law enforcement administration/operations, community policing, law enforcement auditing, excessive force, police/public corruption, investigations
Law enforcement operational, administrative, and policy expertise, criminal justice doctoral academic degree, use of force, criminal justice university teaching experience, subject matter expert in areas of law enforcement operations, police accountability, application of discipline, internal affairs processes, police officer administrative and criminal investigations, organizational risk analysis, Early Intervention Systems, police/community mediation, law enforcement auditing and inspections, community outreach, and police oversight mechanisms, internal affairs. Expert witness in depositions, court testimony, administrative hearings, MA Civil Service Hearings, labor arbitration testimony.
Doctoral Research Portfolio:
Dissertation Title “Technology and Police Accountability: Body-Worn Cameras, Effects on Complaints and Use of Force”.
Experienced in Public Sector Investigations; Workplace Misconduct, Law Enforcement Training and Consulting
Police Superintendent, Chief (ret.), Prof...
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Christopher Barrella, JD, MPA
Police Procedures / Supervision / Rules & Regs
Melville , New York
Police Practices & Procedures, Law Enf & Criminal Justice
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Police Practices, Police Procedures, Attorney, FBI National Academy, Discipline, Rules and Regulations, Internal Investigations, Interviewing, Statements, ICS, Special Events, Property Management, Dispatching, Call Intake, Field Training, Scheduling, Police Supervision, Police Policies, Radio Communicaiton, Body Worn Cameras
Decorated 30 Year Veteran with concentration in Patrol Operations / Current Part-Time Bay Constable
JD, MPA, FBI National Academy #234th Session.
CERTIFICATES AND TRAINING
• Incident Command System (ICS) 100, 200, 241, 242, 300, 400, 700 & 800
• FBI National Academy Associates Annual Training Conference NYSEC, Saratoga Springs (2024 & 2025)
• TASER Certification – Town of Babylon (2025)
• FBI National Academy Associates Annual Training Conference, Kansas City (2024)
• Annual pistol / OC spray / collapsible baton training – Town of Babylon, New York (2024 - present)
• Use of Force – NYS Department of Criminal Justice Services (2023 - present)
• Mass Casualty Response Leadership Forum – FBI National Academy Associates (2022)
• Effectively addressing active shooter incidents – FBI National Academy Associates (2021)
• HR-218 M-4 Carbine rifle / pistol / revolver certification (2020 – Present)
• International Institute for Counter-Terrorism, IDC Herzliya College, Israel (2019...
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David T. Sweeney
Expert Witness in Policing Best Practices
DT Sweeney Consulting, LLC
Seattle, Washington
Law Enf & Criminal Justice, Police Practices & Procedures
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Law Enforcement, Police pursuits, Use of force, Less lethal weapons, De-escalation, Crisis intervention, Rapid intervention, Police supervision, Early intervention, Police training, Civil rights, US 1983, Legal standards for police, Best practices for police, EEO, EVOC, Discrimination, Harassment
Seattle Police Lieutenant (ret.) with 34 years of experience. I am easy to reach, and I return calls and email promptly. I will provide you with an unbiased review of the evidence and then we can determine how I can best help you with your case. I enjoy helping both defense and plaintiff attorneys. Currently, I have assisted plaintiff and defense attorneys with 60+ cases. This mix comes from my ability to examine the evidence and provide you with an honest assessment so that I can help you with your needs, whether it be an evaluation, a report, testimony, advice, etc.