Preventive Healthcare Consultants

Lawrence Amsel, MD, MPH, is Board Certified in Psychiatry and Neurology. An Assistant Professor of Clinical Psychiatry at Columbia University College of Physicians and Surgeons and an Attending physician at New York Presbyterian Hospital in New York, NY, he specializes in:

Evidence Based Psychotherapy for Anxiety Disorders - PTSD - Psychological Sequelae of Terrorism

With an MD from Yale University and an MPH in Biostatistics from Columbia University, Dr. Amsel combined his clinical expertise with his analytic mathematics background to become one of the early champions of the application of Decision Science, Game Theory, and Behavioral Economics to Psychiatric Research. 

Dr. Amsel has published numerous articles and delivered presentations, symposia, and workshops on Behavioral Economics and Game Theory and other topics on Mathematical Psychiatry. His speaking services are in demand both nationally and internationally. Dr. Amsel will contribute to the proposed study, “Adolescent and Family Decision Making In Time of Disaster,” as Co-Principal Investigator and will serve as the team expert on decision tasks, helping to incorporate the selected tasks into the overall study design. He will be involved in supervising the collection of data related to these tasks and will help guide study design, data collection and analysis, and assist in the interpretation and publication of research findings. 

In 2003, Dr. Amsel organized the first ever American Psychiatric Association symposium on applications of Game Theory to psychiatry. He has published articles and presented posters on Game Theory modeling of suicide, OCD, and PTSD. After 9/11, Dr. Amsel joined the Trauma Studies and Services division at the New York Psychiatric Institute, and has been involved in treating victims of 9/11 and their families, in training community clinicians in cutting edge treatments for PTSD and Complicated (Traumatic) Grief, as well as in doing research on optimal methods of disseminating this training. 

Over the last several years, Dr. Amsel has been collaborating with Dr. Hoven at the Child Psychiatric Epidemiology Group (CPEG) working on understanding the connection between decision deficits, trauma and psychiatric disorders in the developing brain of children/adolescents. He has extensive clinical expertise within psychiatric research, as well as expertise in applying decision science tasks in psychiatric research settings.

View Dr. Amsel's Expert Witness Profile.

Linnda Durre', Ph.D., Licensed Psychotherapist, (FL License #MH6058) is an expert witness, psychotherapist, family counselor, intern supervisor, international speaker, corporate trainer, author, business consultant, adjunct college professor, and a magazine, Internet, and newspaper columnist. Her four areas of court expertise are Family Law, Personal Injury Law, Employment Law, and Criminal Law. 

Litigation Support: With over 49 years of experience, she consults to attorneys and has been qualified as an expert witness in 12 states - Florida. Alabama, California, Arkansas, Georgia, Connecticut, Washington, Ohio, Tennessee, and Iowa - in the areas of Personal Injury, PTSD, Family and Couples Counseling, Divorce, Child Custody, Relocation, Drug and Alcohol Counseling, Sexual Harassment, Sexual Abuse by Psychotherapists, as well as Age, Race, Gender, and Sexual Orientation Discrimination. Her 400-page doctoral dissertation and research in the latter area was cited to pass legislation in several states. 

Dr. Durre' has hosted and produced four radio shows, two of which were call-in advice shows - "The Dr. Linnda Durre' Show" on WDBO in Orlando (a Cox station) and "Let's Talk with Dr. Linnda Durre' on an NPR station in New York, and two radio interview shows. Her last show was a daily hour-long podcast, entitled, "Linnda Durre' Interviews" Dr. Linnda Durre' has hosted and produced two call-in advice TV shows, including being selected in a national search of 200 applicants, to host, "Ask The Family Therapist," on America's Health Network (AHN), which was associated with Mayo Clinic and each show aired daily for two hours from Universal Studios Orlando. She was vetted by Mayo Clinic and America's Health Network.

She has appeared on Oprah, 60 Minutes, O'Reilly (twice), Today Show, Good Morning America, Canada AM, Daytime, Donahue (twice), Sally Jessy Raphael, People Are Talking, Home Show, Hour Magazine, Home and Family Show, Disney Channel, and the local and/or national news on NPR, PBS, CBS, ABC, NBC, CW, and Fox.

Dr. Durre' has been interviewed, cited, and/or quoted by the NY Times, LA Times, Forbes, WSJ, IBD, Business Week, SF Chronicle & Examiner, Toronto Globe & Mail, Albany Times Union, Atlanta Journal Constitution, Orlando Business Journal, Orlando Sentinel, Parade Magazine, Alternative Medicine Magazine, CNN Online, Washington Parent Magazine, Screen Actor Magazine, Florida Magazine, Pasadena Star News, Orlando Magazine, Women's Health Magazine, and others.

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HLNoffers Peer-reviewed methodologies and Appellate court proven testimony by experienced professionals who have provided consulting services and conducted audits and investigations for hundreds of hospitals, physicians and other healthcare providers nationwide. HLN's experts have provided expert testimony in administrative and regulatory proceedings, as well as in state and federal courts for civil and criminal cases, for plaintiffs and defendants.

HLN provides experts in: medical billing, reasonableness of charges, reasonable value of medical services, Medicare & Medicaid reimbursement and compliance, clinical documentation, medical record coding, economic damages, insurance disputes, lost profits and false claims. HLN's founder co-authored two editions of the AMA's best selling Mastering the Reimbursement Process book. 

Areas of Expertise:

HLN's Consultants include:

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