Tammy Metzger is the principal of JuriSense and assists lawyers with all aspects of their cases, including mock trial research, theme development, witness preparation, graphics, communication skills, voir dire and developing juror psychological evaluations.
Train to Win workshops are the best way to train your courtroom instincts. These 1-day mock trials utilize the most sophisticated equipment and scientific methods so you can peer into jurors' minds. By analyzing the live graphical display of jurors' moment-to-moment reactions to Reptile and Rules of the Road techniques, Tammy Metzger will teach you what drives juror decision-making. Learn more about these fun CLE Workshops.
David Ball contributed his insights to Tammy's article, How Rules and Reptile Approaches Work. This paper explains how trial advocacy techniques elicit subtle emotions that drive juror decision-making, including how jurors perceive risk, causation, blame and guilt. (See The Jury Expert, May 2011, about halfway down at "Tammy R. Metzger Responds.")
What People are Saying
"The sina qua non of learning Rules of the Road or David Ball on Damages 3 is by means of hands-on experience -- well before trying it in trial. Tammy Metzger's Train to Win workshops are a great start -- and leave you ready to start studying and mastering Reptilian Advocacy." David Ball
"Outstanding speaker. Inspirational… informative and innovative…. Cutting edge methods for jury selection.… Impressive insights into the makings of a good and bad jury. Could listen to her all day." Lorraine Silvers, Asst. Prof. Trial Tactics, Irvine University
"Right on the money." Jim Riley, Director, Coats Rose
"Really important work... a real value. [Tammy is] identifying and explicating the epiphenomenon of jury decisions... with science and more than a little common sense. Really nice work." Ted Ray, ExxonMobil
"The highlight of the conference." Vicki Gilbreath, Harris Martin Publishing
"Very perceptive. [Tammy] correctly predicted an unlikely foreperson and our two strongest jurors." Al Stewart, Allen Stewart, P.C.
Arlene Blum, a bestselling author and UC Berkeley biophysical chemist who testified before two California Assembly committees regarding AB 706, a bill to ban toxic fire retardants from furniture and bedding, said:
"Your edit is amazingly helpful. I have to tell you that several renowned scientists and also some skilled lawyers in this field had already reviewed and commented on my testimony before you worked on it. Each improved it slightly, but your reorganization of the material made it orders of magnitude better. Thank you. Thank you."
Bonnie Lowenthal, the former Vice Mayor of Long Beach and current State Assemblymember honored Tammy with an "Environmental Steward" award during the April 22, 2008 (Earth Day) City Council meeting. As a Board Member of the Friends of the Los Angeles River (FoLAR), Tammy was recognized for her efforts to improve the water quality of our beaches and the River. Madam Vice Mayor said:
"Water quality is important to all of us. FoLAR
is a nonprofit organization founded in 1986 to protect and restore the natural
and historic heritage of the Los Angeles River and its riparian habitat through
inclusive planning, education and wise stewardship. Thank you, Tammy, for
being our representative [to FoLAR]."
offers its services, free of charge, to select public causes, including
scientists who seek assistance in explaining their work to decision makers, the
press and other laypersons.