The Honorable Raymond L. Sullivan Professor of Law


Professor Diamond was raised in Chappaqua, New York and attended Yale College (B.A., Magna Cum Laude, Departmental Honors with Exceptional Distinction in Social Science 1972); Cambridge University (Diploma in Criminology 1973); and Columbia Law School (JD, Harlan Fiske Stone Scholar 1976). Before joining the UC Hastings faculty, Professor Diamond was associated with the law firm of Cravath, Swaine & Moore in New York, where he practiced in the litigation department. He previously served as law clerk to Judge Thomas P. Griesa of the United States District Court in New York.




Professor Diamond teaches and writes on torts, criminal and mass media law, and is author of a torts casebook, coauthor of a criminal law casebook and torts treatise. He is a recipient of the Northern California Association of Phi Beta Kappa Excellence in Teaching Award, the Rutter Outstanding Teaching Award, UC Hastings Associated Students and UC Hastings Alumni office Teaching Awards, and has had the honor to be elected by the graduating class to give the faculty commencement address on ten occasions.



  1. Columbia Law School 1976

    J.D., Harlan Fiske Scholar, Law

  2. Emmanuel College, Cambridge University 1973

    Diploma, Criminology

  3. Yale College 1972

    B.A., Magna cum Laude and Departmental Honors with Exceptional Distinction, Social Science


  1. Elected Faculty Commencement Speaker 2013

    Elected by the UC Hastings graduating class in 2013, 2010, 2009, 2005, 2004, 2001, 2000, 1988, 1987, and 1985.

  2. Outstanding Professor Award 2011

    Awarded by the Hastings student government in 2011, 2010, 2008, 2004 and 1990.

  3. Rutter Outstanding Teaching Award 2001

    Awarded by UC Hastings College of the Law.

  4. Excellence in Teaching Award 2001

    Awarded by the Northern California Association of Phi Beta Kappa.

  5. Outstanding Professor Award 1993

    Presented by the Alumni Office of UC Hastings College of the Law.

  6. Associate Academic Dean of UC Hastings College of the Law 1989

    Served from 1987 to 1989.

Selected Scholarship

  1. Measles in Minnesota: Can there be liability for Anti Vaccine Misinformation that Causes Bodily Harm? (with Dorit Rubinstein Reiss) 2019

    San Diego Law Review, Vol. 56, No. 3, 2019

  2. Crisis in American Criminal Law - Reflections from a Comparative Perspective 2016

    5 ArisAequi

  3. Reviving Lenity and Honest Belief at the Boundaries of Criminal Law 2010

    University of Michigan Journal of Law Reform

  4. Rethinking Compensation for Mental Distress: A Critique of the Restatement 2008

    Virginia Journal of Social Policy & the Law

  5. An Ideological Approach to Excuse in Criminal Law 1999

    New England Journal on Criminal & Civil Confinement

  6. The Crisis in the Ideology of Crime 1998

    Indiana Law Review

  7. Rethinking Media Liability for Defamation of Public Figures 1996

    Cornell Journal of Law and Public Policy

  8. The Myth of Morality and Fault in Criminal Law Doctrine 1996

    American Criminal Law Review

  9. Assumption of Risk after Comparative Negligence: Integrating Contract Theory into Tort Doctrine 1991

    Ohio State Law Journal

  10. Rediscovering Traditional Tort Typologies to Determine Media Liability for Physical Injuries: From the Mickey Mouse Club to Hustler Magazine 1988

    Hastings Communications & Entertainment Law Journal (Comm/Ent)

  11. Philadelphia Newspapers v. Hepps: Unanswered Defamation Questions 1987

    Hastings Communications & Entertainment Law Journal (Comm/Ent)

  12. Kidnapping: A Modern Definition 1985

    American Journal of Criminal Law

  13. Dillon v. Legg Revisited: Towards a Unified Theory of Compensating Bystanders and Relatives for Intangible Injuries 1983

    Hastings Law Journal

  14. Eliminating the "Defect" in Design Strict Products Liability Theory 1982

    Hastings Law Journal


  1. Mass Media Law Seminar
  2. Criminal Law
  3. Torts