Hennington $ Associates
View Spanish Language Version


Corporate Headquarters
Beverly Hills, California

9454 Wilshire Boulevard
Penthouse Suite
Beverly Hills, CA 90212
Tel: (310) 205-5510

New York City, NY
116 West 23rd Street
Suite 500
New York, NY 10011
Tel: (855) 777-2115

Miami, Florida
1031 Ives Dairy Road
Suite 228
Miami Florida, 33179
Tel: (855) 777-2115

Sacramento, CA
770 'L' Street
Suite 950
Sacramento, CA 95814
Tel: (916) 449-3957
Fax: (916) 449-3958
Houston, Texas
Uptown/ Galleria
2425 West Loop South
Suite 200
Houston, TX 77027

Tel:  (855) 777-2115
Washington, DC.
1629 K Street
Suite 300
Washington D.C., 20006
Tel: (855) 777-2115

Marshall L. Hennington, Ph.D.

Marshall L. Hennington, Ph.D.

Dr. Hennington is recognized as a national leader in the field of trial and jury consulting. He is known for his ability to craft litigation strategies to help his clients win trials. He received his Ph.D. and an MA. Degree from the California School of Professional Psychology in Clinical Psychology and also has an Educational Master’s Degree in Counseling Psychology from Columbia University. He received a B.S Degree in Social Science from U.C. Berkeley. He has represented clients in various courts throughout the country and is a member of the American Psychology Association’s Law and Psychology Division. He has served on the professional visibility board of the American Society of Trial Consultants. He specializes in jury research, juror profiles and jury selection in both civil and criminal cases. He has an expertise and published articles in the areas of cultural considerations for jury composition and selection. His forensic and qualitative psychological skills have been successfully used to conduct community attitude surveys, focus group research, mock trials, and to develop computerized juror profiles for jury selection. He travels extensively providing strategic consultation to help his clients win cases.

Dr. Hennington has represented numerous corporations including Coca-Cola, Ford Motor Company, Hewlett-Packard, MasterCard, WellPoint, American International Group, Dow Chemical Corporation, Prudential Financial, Lockheed Martin, Delta Airlines, HCA Holdings, Chevron Oil Corporation, State Farm Insurance, Fireman’s Fund, Universal Pictures, Vivendi, Washington Mutual Bank, King Drew Medical Center, The Department of Justice and American Airlines. Dr. Hennington has also assisted with numerous high profile criminal trials including the Thomas Toolan murder trial in Nantucket, the Ron Ruden murder trial in Las Vegas “Operation Casablanca” (the largest money laundering trial in U.S. history), and the Reverend Henry Lyons corruption trial in St. Petersburg, Florida. Dr. Hennington served as a legal commentator for the Michael Jackson trial and he is the Author of the book “Words of Wisdom for My Daughter, Life Lessons” (available on Amazon.com). Dr. Hennington is a regular commentator on CNN, and MSNBC. He is recognized as a leading authority for understanding jury psychology.

Learn more about Marshall Hennington's Trial and Jury Consulting Services.