Vinson & Company is a boutique firm that focuses exclusively on complex, high-risk, high-profile litigation. As such, we are compelled to look beyond traditional focus groups and mock trials to develop creative, imaginative and innovative ways of looking at litigation-related issues. And we employ an empirically rigorous approach to all of the research we undertake on our clients’ behalf.

  • Product Liability & Personal Injury
  • Antitrust Claims
  • Patents & Intellectual Property
  • Contract Disputes
  • Insurance Coverage Claims
  • Shareholder Derivative Action
  • Environmental Crimes & Issues
  • Mass Disaster Tort
  • White-Collar Crime
  • Employment & Labor Issues
  • Professional Liability
  • Directors’ & Officers’ Liability


Vinson & Company’s extensive experience in civil litigation, as well as its use of proprietary social science research methodologies developed over the past 35 years, set it apart from its competitors.

Examples of some unique jury research projects and tools we have designed and employed include:

Testing the impact of different trial structures
  • Single plaintiff cases vs. aggregated cases
  • Unitary trials v. bifurcated trials
  • Bench trials v. jury trials
Meta-analysis of prior jury research efforts
  • Conducted in MDL cases with joint defense groups
  • That tested different trial strategies and themes
  • Across disparate venues, timeframes and plaintiff groups
Voir Dire College training sessions to help counsel:
  • Identify indicators of bias
  • Develop cause challenges
  • Communicate case themes
  • Adapt to unique circumstances
Analysis of voir dire strategies on trial outcomes
  • To assess counsel’s accuracy in utilizing peremptory challenges
  • To evaluate verdict decisions of jurors likely to be seated after cause and peremptory challenges have been exercised
Mathematical models for evaluating prospective jurors
  • That takes into account critical variables associated with potential bias
  • Weights those variables according to their relative importance
  • Provides an objective measure of each prospective jurors’ potential for being predisposed to reach an adverse verdict
An online platform for efficiently and
  • Testing competing trial strategies
  • Evaluating case themes, witnesses and demonstrative exhibits
  • Providing counsel with a rapid case assessment at any stage of the litigation process


What our clients are saying about Vinson & Company

David Kotler
Partner, Dechert LLP

Vinson & Company is unparalleled in providing rigorous jury research analysis and fashioning that into practical insights and recommendations.

Steven Geise
Partner, Jones Day

I expect a jury research firm to provide well-reasoned, informed, and sound advice based on empirical data and extensive experience.  Vinson & Company does just that.

Terrence Sexton
Partner, Shook, Hardy & Bacon L.L.P.

I consider Vinson & Company an indispensable part of my trial teams, and so does my client. Their experience and depth give us an undeniable advantage in jury selection.

Thank You. We will contact you as soon as possible.

Dr. Donald E. Vinson


Dr. Vinson is widely considered the "founding father" of jury and trial research, and is internationally recognized as the world's leading expert in the field. He has founded three successful companies in the industry, two of which were acquired by NYSE-listed corporations. Dr. Vinson has spent the last 35 years providing valuable insights and strategic recommendations to top trial attorneys and Fortune 500 companies about juror behavior, and his record of success is unparalleled. He has worked on hundreds of civil and criminal trials, including Pennzoil v. Texaco, USFL v. NFL, Oklahoma City bombing, the DuPont Plaza Hotel and MGM Grand Hotel fires, Dalkon Shield litigation, the O.J. Simpson murder trial, and the World Trade Center insurance case.

Dr. Vinson spent a number of years as a respected academic, serving on the faculty of the Anderson School of Management at UCLA and was Chairman of the Marketing Department at the USC Marshall School of Business from 1975 until 1980. In addition, he has been a professor of business at Louisiana State University, a Visiting Professor of Law at Tulane University, and a member of the faculty of the Salzburg Seminar in Salzburg, Austria, where he taught a course in International Jurisprudence with Supreme Court Justice Stephen Breyer.

Dr. Vinson was appointed to the Advisory Council, National Institutes of Health by President Bush and served as the United States Representative to the South Pacific Commission under both Presidents Bush and Clinton. In addition, Dr. Vinson was Chairman of the Board of the Institute for Legal Reform of the U.S. Chamber of Commerce and was Commissioner of the California Commission on Judicial Performance. He has served on numerous other corporate, educational, and professional boards, including the UCLA Board of Visitors and the World Board of Governors of the United Service Organization.

Dr. Vinson has authored and contributed to 10 books and more than 50 articles on the subject of jury psychology and jury research techniques. He has been quoted or interviewed by The Wall Street Journal, The New York Times, The Washington Post, Newsweek, the Los Angeles Times, Forbes, Time, The Economist, and has appeared on CBS Evening News, NBC Nightly News, CBS This Morning, Dateline NBC, ABC Evening News, CNN, The Today Show, Good Morning America, Nightline, Larry King Live, and The O'Reilly Factor.

Dr. Vinson holds a Ph.D. and M.A. in Sociology and Market Research from the University of Colorado; an M.S. in Market Research and Consumer Behavior from UCLA; and a B.A. in Economics from the University of Arizona.

Stephen J. Paterson

President & CEO

Stephen Paterson is President and CEO of Vinson & Company and has more than 25 years of experience in the field of trial research. He began his career as the Director of Marketing at Litigation Sciences, Inc, the first jury research firm in the industry.

Mr. Paterson has served as a litigation strategist in some of the most well-known trials in recent legal history. These cases have included major business disputes such the World Trade Center insurance coverage litigation, which resulted in multi-billion dollar victories for Swiss Re and Lloyd's of London. In addition to providing jury trial assistance to Fortune 500 companies, he was also the lead trial researcher in the O.J. Simpson civil trial for the Goldman family. In legal actions taken by the government, he has worked on the Oklahoma City bombing case, on the case against the accounting firm Arthur Anderson, and with the successful prosecutions of former Louisiana governor Edwin W. Edwards, and U.S. Congressman Walter Tucker. In addition, he has lectured and served on the faculty of numerous prosecution training institutes including the New York Prosecutors Training Institute.

His litigation experience includes cases in State and Federal courts throughout the country, in U.S. Territories, and in a major tax fraud matter in Australia.

Mr. Paterson graduated from UCLA with a B.S. in Applied Mathematics and has an M.B.A. from Harvard Business School.

Dr. Norma Silverstein

Senior Vice President of Research and Development

Dr. Silverstein has more than 25 years of experience in the trial research industry. She has served alongside Dr. Donald Vinson and Steve Paterson as a litigation strategist in some of the most well-known trials in recent legal history. These cases have included Fortune 500 companies across the United States. She assisted Daniel Petrocelli and his trial team during the O.J. Simpson civil trial for the Goldman family. Along with Mr. Paterson, she worked on the Oklahoma City bombing case, in the case against the accounting firm Arthur Anderson, and assisted with the successful prosecutions of former Louisiana governor Edwin W. Edwards and U.S. Congressman Walter Tucker. She has also assisted in jury selection in capital murder trials for several State Attorneys General and has worked with the DOJ on civil rights issues, including the Len Davis trial in New Orleans. In addition, she has served on the faculty of prosecution training institutes including the New York Prosecutors Training Institute.

Dr. Silverstein obtained her undergraduate education at the University of Missouri, postgraduate education in Statistics and Psychometrics at CSULB, Ed.D. (ABD) & Ph.D. at USC and Psy.D. From California Coast University.

David Perlut

Vice President

Mr. Perlut has nearly 20 years of experience as a litigation strategist. He has been responsible for developing and presenting strategic recommendations for crafting enhanced, persuasive communications based on the analysis and interpretation of quantitative and qualitative research findings. He has advised clients on jury selection using multi-dimensional profiling models designed to identify juror bias during the voir dire process. He has evaluated and assisted fact and expert witnesses preparing to testify at trial. And he has created and executed sophisticated jury research methodologies, designed survey instruments and procedures, and managed all aspects of multi-phase projects for clients and their counsel.

Mr. Perlut graduated from Northwestern University with a B.A. in Psychology and Political Science.

May Wu

Vice President of Operations

For over 15 years, Ms. Wu has assisted high profile clientele including Fortune 500 companies, the US Government, corporate professionals and celebrities involved in civil and criminal trials with jury selection, trial strategy, crisis and risk management and communications consulting. Prior to Vinson & Company, she worked as Management Consultant for Campaigners, an Inc. 500 sales and marketing services company for clients such as Motorola and Fujifilm.

Ms. Wu received her undergraduate degree in Political Science from the University of California, Los Angeles (cum laude, Departmental Honors - top 10%, and Phi Beta Kappa) and an MBA from the University of Southern California Marshall School of Business (Beta Gamma Sigma honors).

Dr. Katherine Vinson

Senior Litigation Consultant

Dr. Katherine Vinson has over 10 years of litigation experience and is a social psychologist with a specialty in juror behavior and decision making. Her expertise is based on measures of juror attitudes, experiences, and behaviors which are used to develop jury prediction models. She has experience in major commercial litigation including the Lucent Technologies securities litigation, and contract matters involving CSX, DirecTV and Quest. She also conducted research in patent and intellectual property matters for Monsanto and DuPont, and she assisted the government in the prosecution of Len Davis (New Orleans Police Corruption) and members of the Symbionese Liberation Army (kidnappers of Patty Hearst).

Dr. Vinson holds a B.B.A. in Business Administration from Southern Methodist University and a M.A. and Ph.D. in Psychology from Claremont Graduate University.

No matter where we are on the curve, Vinson & Company is ahead of it