Kelloir Smith, Ph.D.

Senior Jury Consultant


Kelloir Smith, Ph.D., is an expert in juror decision making, psychology, and communications. With nearly twenty years of jury research and consulting practice, she has worked on hundreds of cases, mock trials, and other jury research projects. She collaborates with her clients to develop tailored research to address the unique issues of their cases and to optimize the effectiveness of the research exercises. She develops strategic recommendations for her clients by utilizing her specialized training and extensive experience, and by leveraging empirical findings from both industry-specific and academic research. Dr. Smith assists attorneys with traditional and online jury research, jury selection, theme development, and witness preparation.

Dr. Smith has experience working across the country on a wide range of cases such as asbestos, aviation, breach of contract, class action, construction, criminal, fraud, employment, energy, environmental, insurance, intellectual property, lemon law, patent infringement, personal injury, product liability, professional negligence, name and likeness, securities, trademark, trade secrets, unfair trade, and wrongful death cases. She specializes in persuasive messaging, story model theory, and pre-trial publicity issues.

Dr. Smith has an interdisciplinary background in juror decision making, social psychology, cognitive psychology, behavioral psychology, research design, and advanced statistical analysis. She has previous work experience as a Senior Analytic Specialist at a communication company, and she has worked as a researcher and consultant for various other organizations in both the private and public sector. She has presented at various professional conferences and conducted CLE presentations. She volunteers as a Victim’s Advocate and is fluent in Spanish. Dr. Smith is based in the Los Angeles office of DecisionQuest.


  • American Psychological-Law Society (Division 41 of American Psychological Association)
  • American Society of Trial Consultants


  • Smith, K.L. (July 2020). Juror Attitudes in the Age of the Coronavirus: Economic and Social Impact. DecisionQuest Publication.
  • Biek, M. and Smith, K.L. (June 2020). Juror Attitudes in the Age of the Coronavirus: Discrimination and Harassment Lawsuits. DecisionQuest Publication.
  • Smith, K.L. (June 2018). Involve a Trial Consultant Early in the Litigation Lifecycle. Sound Advice Podcast, American Bar Association Section of Litigation.
  • Smith, K.L. (Winter 2016). Is Social Media Research Worth the Time and Cost? Tort Trial Insurance Committee News ABA Defending Liberty Pursuing Justice. Page 8, 15-16.
  • Smith, K.L. (Spring 2008). Effects of Pretrial Publicity on Mock Jurors’ Predecisional Distortion, Story Construction, and Judgements. ProQuest, UMI Dissertation Publishing.


  • Smith, K.L. (January 2017).  Identifying Winning Trial Strategies through Social Science Research.  Guest Lecturer at University of California, Irvine School of Law in Irvine, California.
  • Anthony P.K., and Smith, K.L. (October 2015).  Focus Group Demonstration.  CLE presentation and demonstration at the National Institute for Trial Advocacy in San Diego, California.
  • Smith, K.L. (July 2014).  Effective Witness Preparation.  CLE presentation at Dentons in San Francisco, California.
  • Smith, K. L. and Penrod, S. (March 2008).  Field Survey of Juror Misconduct.  American Psychological Law Society – Division 41 of APA Conference, Jacksonville, Florida.
  • Smith, K. L (March 2005).  Contribution of Jurors’ Demographics and Jury Heterogeneity to Trial Outcomes. American Psychological Law Society – Division 41 of APA, La Jolla, California.


City University of New York Graduate Center
Ph.D., Cognition, Brain, and Behavior

California State University San Marcos, M.A.
Experimental Psychology

University of California San Diego, B.S.