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Forensic Experts

Tonia L. Werner M.D.

Assistant Professor and Vice Chair
Chief, UF Forensic Institute

After completing medical school at American University of the Caribbean, Dr. Werner trained as a psychiatrist at Yale University and as a forensic psychiatrist at the University of Florida. Since completing her training Dr. Werner worked as Director of Adult Inpatient Services in the Department of Psychiatry, Chair of the Department of Psychiatry at Alachua General Hospital and served as a forensic expert. Currently, Dr. Werner is the Director of the UF Forensic Institute and Chief of the Division of Forensic Psychiatry.  In this capacity, she is responsible for the education and training of medical students, residents and fellows in Forensic Psychiatry and providing mentorship to faculty in her division.

Dr. Werner provides civil expertise in several states in addition to Florida in areas including malpractice, personal injury and wrongful death for both plaintiffs and defendants. She is also frequently requested by the court to provide third party evaluations in criminal cases when competency or sanity is in dispute.


Martha E. Brown, M.D.

Associate Professor

Dr. Martha Brown attended medical school, and completed her residency and fellowship at the Medical University of South Carolina. After graduation, Dr. Brown moved to New Orleans where she was an Assistant Professor at the LSU Medical School and became Louisiana State Physician Health Program Director. After leading this program for impaired health professionals, developing prevention and treatment for patients from physicians to professional athletes, she was recruited to the University of South Florida (USF) Medical School. At USF she became an Associate Professor of Psychiatry and Director of the Division of Addiction Psychiatry. In 2006, in addition to this position, she became Associate Dean for Faculty Development in the USF College of Medicine.

Dr. Brown also has a long history of being asked to be an expert by State and Federal governmental agencies. She has a number of scholarly and research interests in addiction psychiatry.





Cooke-Brian2013Brian Cooke, M.D.

Assistant Professor

After completing his medical training at St. Louis University School of Medicine, Dr. Cooke trained as a psychiatrist at University of Maryland/Sheppard Pratt where he was chief resident. After completion of his residency Dr. Cooke completed a forensic fellowship at Yale University.  Currently, Dr. Cooke is an attending physician at the Shands at Vista hospital as well as an active medical school and residency instructor and supervisor. Dr. Cooke has provided forensic expertise in sanity, competency, violence and risk, recidivism and mitigation.






Dominique Delalot, PhD Assistant Professor

Dominique Delalot, Ph.D.

Assistant Professor

Dominique Delalot, Ph.D. is a neuropsychologist experienced in evaluating and treating individuals with traumatic brain injury, stroke and other acquired neurological and psychological conditions. Dr. Delalot provides forensic expertise in civil and criminal litigation for plaintiff and defense counsel including personal injury, IME, diminished capacity, competence, sanity and psychological/cognitive malingering.






Ginory-AlmariAlmari Ginory, D.O.

Dr. Almari Ginory was born and raised in Miami and attended the University of Miami. She received her doctorate degree from Nova Southeastern University and completed her residency at the University of Miami.  She is board certified in Psychiatry and trained in our Forensic Psychiatry Fellowship program. Dr. Ginory has provided expertise in areas related to sanity, competency to stand trial and personal injury. Dr. Ginory is fluent in Spanish as well as English.





Mathew Nguyen, M.D.

Assistant Professor

Assistant Chief and Medical Director, Child and Adolescent Psychiatry

Dr. Nguyen is a medical graduate of the University of Texas and completed his internship at Baylor University.  He then completed a psychiatric residency at Georgetown University and a child fellowship at the University of Florida. Currently Dr. Nguyen serves the UF Department of Psychiatry as the Associate Chief and Medical Director of the-Division of Child and Adolescent Psychiatry. In this capacity he provides care and oversight to other medical providers in both inpatient and outpatient settings. . In addition, Dr. Nguyen serves as Child Psychiatry’s Director of Medical Student Education.

Dr. Nguyen provides forensic evaluations and assessment in all areas related to Child Psychiatry including custody, trauma, and criminal offenses.



Gary Reisfield, MD Assistant ProfessorGary Reisfield, M.D.

Assistant Professor

After receiving his medical degree from the George Washington University School of Medicine, Dr. Reisfield completed an anesthesiology residency at the University of Florida and a pain medicine fellowship at the Massachusetts General Hospital/Harvard University.  Dr. Reisfield subsequently served as a hospice medical director and a pain and palliative medicine division chief at the University of Florida in Jacksonville.  As a part of his transition to the University of Florida in Gainesville, Dr. Reisfield completed an addiction medicine fellowship in the department of psychiatry.  Dr. Reisfield is board certified in anesthesiology and pain medicine and is board eligible in addiction medicine and palliative medicine.  He is a clinician-researcher and has authored more than fifty articles and book chapters. He currently serves as the Chief of Pain Management Services, Division of Addiction Medicine, Department of Psychiatry at the University of Florida, as well as a forensic expert in the UF Forensic Institute.

Dr. Reisfield’s forensic expertise includes pain management, substance use disorders, diminished capacity due to intoxication and other impairment issues.





Natalie SnodgrassNatalie Snodgrass, MD

Natalie Snodgrass, MD is a board certified forensic psychiatrist who trained in adult, child and forensic psychiatry at the University of Florida. In addition to these qualifications she is also certified to perform on examining committees to determine an individual’s capacity to care for their needs and to participate in decisions in which they are affected.









Jennifer Zedalis, J.D.

Director of Trial Practice Programs

Jennifer Zedalis is the Director of Trial Practice for the University of Florida Levin College of Law. She is a Senior Legal Skills Professor and also an active member of the Florida Bar.

Ms. Zedalis has a juris doctorate from the University of Florida, and a bachelor’s degree in English from Duke. She teaches trial practice and litigation, and has also taught in the criminal clinic as a defense clinician.

Prior to accepting a position with the College of Law, Ms. Zedalis practiced criminal defense as a public defender and also in private practice in North Central Florida. She has handled all types of criminal trials, and has also handled cases in the Innocence Network. Ms. Zedalis is on the executive council for the criminal law section of the Florida Bar, and is a co-director of the Gerald Bennett Prosecutor/Public Defender Trial Training Program.