Leonard, David P.

David P. Leonard

Distinguished Retired Faculty

David P. Leonard, Distinguished Retired Faculty

Courses Taught

  • Advanced Evidence Seminar
  • Evidence
  • Torts


  • BA, with highest honors, University of California San Diego
  • JD, University of California Los Angeles


While in law school, David Leonard was a member of the UCLA Law Review. After graduation, he practiced with the law firm of Morrison & Foerster in Los Angeles before serving as a lecturer-in-law at UCLA from 1979-81. In 1981, Leonard was appointed to the faculty of Indiana University School of Law. He joined the Loyola faculty in 1990.

Professional Memberships and Activities

  • Vice Chair, Editorial Board, Criminal Justice Magazine
  • Panelist, Symposium on California Evidence Code vs. Federal Rules of Evidence (Southwestern University School of Law, 2007)
  • Panelist, "How (Not) to Teach the Challenging Topic of Federal Rules of Evidence 412-415" (Association of American Law Schools Conference on Evidence, 2002)
  • Chair, Section on Evidence, Association of American Law Schools (1994)

Selected Scholarship


  • The New Wigmore:  A Treatise on Evidence:  Evidence of Other Misconduct and Similar Events (2009)
  • Evidence: A Structured Approach (Aspen Publishers 2d ed. 2008) (with Victor Gold)
  • Evidence Law: A Student's Guide to the Law of Evidence as Applied In American Trials (with Roger C. Park & Steven H. Goldberg) (West Publishers 2nd ed. 2004)
  • "Questions and Answers: Torts" (LexisNexis 2004) (with Anita Bernstein)
  • "Questions and Answers: Evidence" (LexisNexis rev. 1st ed. 2004)
  • The New Wigmore: A Treatise on Evidence: Selected Rules of Limited Admissibility: Regulation of Evidence to Promote Extrinsic Policies and Values (Rev. ed. 2002), with annual supplements

Articles, Essays and Commentaries

  • Waiver of Protections Against the Use of Plea Bargains and Plea Bargaining Statements after Mezzanatto, 23 Criminal Justice 9 (Fall 2008)
  • "The Legacy of Old Chief and the Definition of Relevant Evidence: Implications for Uncharged Misconduct Evidence," 36 Southwestern University Law Review 819 (2008)
  • Introduction, Symposium "Federal Privileges in the 21st Century," 38 Loyola of Los Angeles Law Review 515 (2004)
  • "The Use of Uncharged Misconduct Evidence to Prove Knowledge," 81 Nebraska Law Review 115 (2002)
  • "Character and Motive in Evidence Law," 34 Loyola of Los Angeles Law Review 439 (2001)
  • "Different Worlds, Different Realities," 34 Loyola of Los Angeles Law Review 863 (2001)