Category: Law Enforcement Expert Witness
-
Law Enforcement Expert Was Not Allowed to Opine on the Existence of Probable Cause
This matter arises from Plaintiff Gina Kuhlman’s arrest by Officers David Grasha and Samantha Haggerty of the Cleveland Division of Police, for operating a motor vehicle under the influence (“OVI”) and for refusing to submit to a drug and alcohol test. To support her case, Kuhlman offered the expert reports of Rajeve Saini and Timothy…
-
Law Enforcement Expert’s Testimony on Conspiracy Membership Excluded
The Government charged Xiong Lin with conspiracy to distribute, and to possess with intent to distribute, controlled substances. From approximately May through at least September 2022, Lin allegedly conspired with others—known and unknown—in the District of Massachusetts and elsewhere to distribute cocaine and MDMA. Government filed a motion in limine to exclude the testimony of…
-
Law Enforcement Expert’s Testimony on Sound Professional Standards Admitted
The Plaintiff, Hannibal Buress, is a well-known stand-up comedian who brought this case against two Miami Police Department (“MPD”) Officers, Luis Verne and Elio Villegas, and the City of Miami, for violations of his civil rights under both federal and Florida law based on an incident in the Wynwood area of Miami on December 9,…
-
Law Enforcement Expert Is Qualified Despite No Direct Experience with Philadelphia Police
Andrew Swainson filed a § 1983 claim against the City of Philadelphia. He challenged his 1989 conviction for Stanley Opher’s murder. He spent more than 30 years in prison. Swainson argued police officers fabricated and concealed key evidence. He said they created a false narrative of his flight to Jamaica. They also used a coerced…
-
Expert Testimony on the Professional Standard of Law Enforcement Officers Excluded
Plaintiff Suzanne Stewart filed a gender discrimination and retaliation suit against the City of Arcola after Mayor Fred Burton terminated Stewart’s employment as “a direct result of policy violations related to insubordination and [her] unprofessionalism.” Plaintiff filed a motion to strike the opinion of Defendant’s expert Michael W. Thaler. Law Enforcement Expert Witness Michael W. Thaler…
-
Law Enforcement Expert Permitted to Testify on the General Reasonableness of Police Conduct
This lawsuit can be traced back to an incident that took place on November 11, 2019, in which Phoenix Police Department Officer Brittany Smith-Petersen shot and injured Plaintiff Krish Singh during a law-enforcement encounter. Defendants brought a partial Daubert motion seeking to preclude certain portions of the intended testimony of Plaintiff’s use-of-force expert, Roger Clark. Law Enforcement Expert Witness…
-
Law Enforcement Expert’s Opinion on Actual Events and Police Tactics Admitted
Plaintiff Gene Raymond Bell, Jr. claimed that Defendant Officers Anthonie Korkis, Arthur Bridgeforth, and Thomas Langewicz, II used excessive force while arresting him during a traffic stop on June 23, 2019 in Southfield, Michigan. Plaintiff’s second motion in limine requested the Court to exclude or limit the testimony of Dr. Steven Amey, whom Defendants intended…
-
Law Enforcement Expert May Provide Testimony about the National and SLMPD Standards for the Use of Pepper Spray
Rev. Darryl Gray is suing the City of St. Louis and two St. Louis Metropolitan Police Department (SLMPD) detectives—Ronald Vaughan and Larry Wentzel—for violating his First and Fourth Amendment rights, as well as a variety of state law torts. To support his constitutional claims, Rev. Gray hired Greg Meyer to give his expert opinion on…
-
Law Enforcement Expert Witness Cannot Opine on the Duties of Railway Police Officers in Idaho
On February 28, 2022, Adam Bennett stole a ride on a BNSF railcar in Kootenai County. BNSF Special Agent Daniel Mattson intercepted him and was informed by police dispatch—erroneously—that he had a warrant for his arrest in Washington but not Idaho. Based on this information, and COVID procedures governing misdemeanor arrests, Agent Mattson released Bennett…
-
Court Admits Law Enforcement Expert Witness’ Opinion on Police Tactics for Dealing with Pet Dogs
On September 6, 2018, Rochester Police Department (“RPD”) officers Jeremy Nellist (“Nellist”) and Joshua P. Kelly (“Kelly”) traversed through the backyard of Plaintiff Erin Gursslin’s (“Plaintiff”) property on St. Paul Street, in the City of Rochester (the “City”), during the course of executing a search warrant at a location three properties north of Plaintiff’s home.…
