Guy O. Kornblum

Principal, Attorney

GUY O. KORNBLUM is a principal in Guy O. Kornblum, a professional law corporation, with an office in San Francisco, California. He has specialized as a trial and appellate lawyer for over 45 years. The firm specializes in a wide range of civil litigation, including serious injury and wrongful death, financial and physical elder abuse, and all aspects of insurance including “bad faith” claims. Mr. Kornblum himself has handled over 4000 litigated matters to conclusion and has several million dollar plus cases to his credit. He has represented hundreds of clients, small businesses, individuals, and large Fortune 500 corporations during his over 40 years of practice. He is highly regarded for his courtroom and appellate skills, and his representation of his clients in mediations, where he has a strong track record of successful settlements.

Mr. Kornblum is certified in Civil Trial Law and Civil Pretrial Practice Advocacy by the prestigious National Board of Trial Advocacy, and is a Charter Fellow, American College of Board Certified Attorneys. He is also a Life Member of the Multi-Million Dollar and Million Dollar Advocate’s Forum, is a Charter Fellow of the Litigation Counsel of America Trial Lawyer Honorary; is a “Top 100” Trial Lawyer, and is listed in the 23d Edition of “The Best Lawyers in America.” He has been selected as a Super Lawyer each year since 2006, and is a Top Attorney in North America. Mr. Kornblum is the author of Negotiating and Settling Tort Cases: Reaching the Settlement, published by the Thomson Reuters Publishing Co 5th Ed 2021-2022.

Mr. Kornblum has qualified in both state and federal court as an expert witness on insurance claim handling, settlement value, negotiations, and on the standard of care applicable to lawyers in civil litigation.


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University of California, Hastings College of the Law, San Francisco, California

  • J.D. – 1966
  • Honors: Phi Delta Phil Legal Fraternity (Graduate of the Year 1966 for Hastings)
  • Honors: Order of the Coif (Academic)
  • Honors: Thurston Honor Society (Academic)

Indiana University

  • B.A. – 1961
  • Honors: Phi Eta Sigma, Scholastic Blue Key Honor Society
  • Honors: Alpha Tau Omega Social Fraternity (50 Year Award)

Bar Admission

  • California, 1966
  • Indiana, 1966
  • U.S. Supreme Court, 1971
  • U.S. District Court, Northern District of California, 1966
  • U.S. District Court, Southern District of California, 1966
  • U.S. District Court, Central District of California, 1966
  • U.S. District Court, Eastern District of California, 1966
  • U.S. District Court, Southern District of Indiana, 1966
  • U.S. District Court, Northern District, Indiana, 2019
  • U.S. Court of Appeals, 9th Circuit, 1966


  • National Trial Lawyers, Top 100 Trial Lawyer (Personal Injury)
  • Charter Fellow, Litigation Counsel of America Trial Lawyer
  • Named, “Best Lawyers,” 2018-Present
  • Lifetime Member, Multi-Million Dollar Advocates Forum
  • Lifetime Member, The Million Dollar Advocates Forum
  • Named, Northern California “Super Lawyer”, 2006 – Present
  • “10” (“Superb”) rating by AVVO
  • Martindale Hubbell “AV” Rating


Instructor, Santa Clara University Law School, Spring 2007, “Strategy, Tactics and Diplomacy in Dispute Resolution,” Seminar for Third-Year Law Students.


Assistant Dean, Hastings College of the Law, University of California, 1970-1972; adjunct faculty, 1972-1978, 1990.   Founding member of Hastings College of Advocacy, the first post-trial practice program for lawyers sponsored by a law school from 1971-2001.


Co-founder and Member, Board of Directors and Executive Committee, Hastings Center for Trial and Appellate Advocacy, 1970-1982.


Instructor, San Francisco Law School, “Insurance Law – A Consumer’s Perspective,” Spring 2001; “Remedies – The Law Gets Down to Business,” 2002- 2003.

Recent Classes & Seminars

“Evaluating and Negotiating Insurance Bad Faith Cases” March  14, 2022(via Zoom) for Aids Legal Referral Service (“ALRP”) – CME Credits Available

“Virtual Technology: Depositions and Mediations,” September 28, 2021 (via Zoom) for Aids Legal Referral Service (“ALRP”)

“Experts in Insurance Bad Faith Cases,” Webinar, April 27, 2021, Stafford Seminars.

“Intriguing Insurance Issues and Related Issues for 2021,” Webinar, January 14, 2021,
Stafford Seminar.

“Virtual Technology and its Application to Civil Litigation – Post COVID-19,” With Hon. S. Feng and J. Brydon, Esq., June 4, 2021, San Francisco Bar Association (“SFBA”)

“Plaintiff’s View of COV-ID 19 Cases,” July 5, 2020, SFBA.

“Intriguing Insurance Issues in 2019/2020,” March 11, 2020, SFBA.

Professional Associations

  • American Bar Association, Member
  • California State Bar Association, Member
  • American Association for Justice (formerly Association of Trial Lawyers of America), Member
  • Consumer Attorneys of California, Member
  • San Francisco Bar Association, Member
  • San Francisco Trial Lawyers Association, Member
  • American Association for Justice, Member
  • Indiana State Bar Association, Member

Professional Certifications

Certified in Civil Trial Law and Civil Pretrial Practice Advocacy, the National Board of Trial Advocacy (certified through 2025).

Military Service

Active duty, January 1962 to November 1963; reserves until 1968.


Negotiating and Settling Tort Cases: Reaching the Settlement, Thomson Reuters Publishing Co 5th Ed 2021-2022. 

Co-author, Litigating Insurance Claims (Wiley & Sons 1993) with supplements (with W. A. Cerillo.)

Co-author, California Practice Guide: Bad Faith (The Rutter Group 1986), and supplement (now part of California Practice Guide: Insurance Litigation (The Rutter Group 1995) (with Justice M. Kaufman; H. Levine).

Contributing Author, California Continuing Education of the Bar, Effective Mediation and Settlement Technique in California, 2005.

Published Monographs and Articles

“Ethics and Diplomacy for the Trial Attorney in the ‘Theater of the Real’”, Litigation Commentary, June 15, 2021

“Expert witnesses in insurance litigation:  Using them for both coverage and bad faith issues,”  FORUM. July/August 2021.

“The Role of Medical Specials in Evaluating Injury Cases – Big or Small, FORUM, January/February 2017 at 10 (with D. Cardone).

“Is Mediation The Best Course For Resolving Disputes?” The Trial Lawyer, SFTLA Magazine, Spring 2015, p 12.

“The New Law Practice of Dispute Resolution:  How to Avoid Having to Be a Warrior on Behalf of Your Client,” FORUM, March/April 2014, p. 14.

“Mediation Ethics, Part I: Perspective on Confidentiality Concerns,” The Update, Summer 2012.

“An Overview of Third Party Bad Faith: Failure to Accept Reasonable Settlements,” San Francisco Bar Bulletin, Spring 2012.

“Insurance Bad Faith in Uninsured and Underinsured Motorist Cases,” San Francisco Bar Bulletin, Fall 2011.

“Insurance ‘Bad Faith’ Basics, Part II,” California Business Law Practitioner (California Continuing Education of the Bar), Volume 24, Number 4, Fall 2009.

“Insurance ‘Bad Faith’ Basics, Part I,” California Business Law Practitioner (California Continuing Education of the Bar), Volume 24, Number 3, Summer 2009.

“Evaluation of an Insurance Bad Faith Case,” FORUM (Consumer Attorneys of California), March 2007, p. 8.

“Getting Results for Plaintiffs Through Early Mediation: Ten Basic Principles to Follow in Getting Your Client’s Case Settled Early,” FORUM (Consumer Attorneys of California), June 2005 at 9.

“Using Insurance Experts in Bad Faith Cases: Should I or Shouldn’t I?” TRIAL 30- 37 (February 2000).

“Pre-suit Considerations in Bad Faith Cases,” TRIAL 72-74 (October 1998).

“Bad Treatment is Bad Faith!” Insurance Litigation 24-26, 39-40 (September- October 1998).

“Do the Law Schools Meet the Expectations of the Practicing Bar?” with R. Moss, Experience (Fall 1995).

“Evidentiary Issues in Coverage and First-Party Bad Faith Cases,” 61 Defense Counsel Journal 240 (April 1994).

“Avoiding Botched-Up Claims,” Best’s Review 92-11 (March 1992).

“Preventing Punitive Damages,” Best’s Review 88:8 (Property and Casualty edition).

“Defending an Insurance Bad Faith Action in the 1990’s: Strategy and Tactics (Part I),” 5 Mealey’s Litigation Reports 21 (July 2, 1991).

“Defending an Insurance Bad Faith Action in the 1990’s: Strategy and Tactics (Part II),” 5 Mealey’s Litigation Reports 23 (July 16, 1991).

“How to Curb Discovery Abuses,” The Practical Litigator 61 (July 1991).

“Environmental Claims and Bad Faith: Contract Obligations that Mature into Extra- Contractual Lawsuits,” with J. Ferry and K. Lee, 52:4 Ohio State Law Journal 1245 (1991).

“Defending an Insurance Bad Faith Action,” 20:2 The Brief 47 (Winter 1991).

“What You Should Know About Alternative Dispute Resolution,” 2:1 The Practical Litigator 73 (January 1991).

“Challenging a Punitive Claim: A Defense Strategy,” Daily Journal Report (December 2, 1990) at 38.

“Voluntary Private Dispute Resolution: Complement or Competitor to the Courts System,” 57 Defense Counsel Journal 370 (July 1990).

“Update on Third Party Actions Since Moradi-Shalal,” Daily Journal Report at 13 (May 19, 1989).

“Proposition 103 and Its Impact on California Insurance Law,” with C. Imre, Daily Journal Report at 7 (December 16, 1988).

“The Punitive Remedy: Statutory and Judicial Reforms,” with C. Imre, 1:3 California Litigation (Spring 1988).

“Voir Dire, Opening Statement and Closing Argument,” 23:7 Practical Lawyer 11 (October 15, 1977); republished in Personal Injury Annual, Matthew Bender Co. (1979); Manual of Trial Practice, ALI-ABA Joint Committee on Continuing Legal Education (1979).

“Punitive Damages on Parade: An Update of Recent California Appellate Decisions Affecting Punitive Damage Claims,” 676 Insurance Law Journal 247 (May 1979).

“Punitive Damages on Parade II: A Further Update of Recent California Appellate Decisions Affecting Punitive Damage Claims,” 680 Insurance Law Journal 495 (September 1979).

“The Role of Insurer’s Corporate Counsel in Defending First-Party Extra-Contract Litigation,” with Wilson, 664 Insurance Law Journal 255 (May 1978).

“The Role of the Life, Health & Accident Insurer’s Medical Director in Extra- Contract Litigation,” 28 Defense Law Journal 205 (1979).  Also, 62 Transactions 61 Journal of the Association of Life Insurance Medical Directors of America (1978).

“The First-Party Extra-Contract Case: The Defense Viewpoint,” 1977 Insurance Law: Excess Liability-First-Party Insurance,” 7:1 Defense Research Institute Monograph (1977).

“The Defense of the First-Party Extra-Contract Case: Strategy in Negotiations and Discovery,” 12:2 Forum 721 (Winter 1977).

“The Seismic Impact of Punitive Damages in Actions Against Insurers,” with J. Thornton, 77 Best’s Review 10 Property/Casualty and Life/Health and Accident editions (January 1977).

“The Use of Videotape in Discovery and Trial Preparation,” with E. Short, 23 Am. Jur. Trials 95 (1976).

“The Prerecorded Videotape Trial: A Status Report,” with J. McCrystal, 25:2 Federation of Insurance Counsel Quarterly 121 (Winter 1975).

“The Expert as Witness and Consultant,” 20:3 The Practical Lawyer 13 (March 1974); republished in Personal Injury Annual, Matthew Bender Co. (1974).

“The Oral Civil Disposition: Preparation and Examination of Witnesses,” 17:5 The Practical Lawyer 11 (May 1971); republished in 1971 Personal Injury Commentator [Annual] 297, Matthew Bender Co. (1971); Massachusetts Continuing Legal Education Committee (1971); Civil Advocate’s Manual, College of Advocacy, Hastings College of the Law; Manual of Pre-Trial Discovery, AFI-ABA Joint Committee on Continuing Legal Education (1972).

“Videotape in Civil Cases,” 24 Hastings Law Journal 9 (1972); republished in Personal Injury Annual, Matthew Bender Co. (1972).

“The Law School’s Role in Post-J.D. Specialty Education,” 5 Journal of Law Reform 436, University of Michigan (Spring 1972).

“Specialty Curricula in the Law Schools: A Must for the J.D. Program,” 22:2 Brief Case 5 (May 1972).

“The Alcoholic Driver: A Proposal for Treatment as an Alternative to Punishment,” with Martin G. Binder, M.D. Published as a study of the American Judicature Society Information Report Service (1972); republished in 590 Insurance Law Journal 133 (March 1972), 56:1 Judicature 24 (June/July 1972); “The Alcoholic Driver,” 77:6 Case and Comment 3 (November/December 1972).

“Do You Know Your Law School?” with M. Anderson, 46 California State Bar Journal 332 591 (May/June 1971).

“Clinical Legal Education: A Need for Reform,” with M. Anderson 47 A.B.A. Journal 591 (June 1971).

The New Fillmore

Selected Articles

“Financial Elder Abuse: Watch Out for Life Insurance ‘Twisting’” (March 2006).

“Mediation and Arbitration Clauses in Contracts: You Can Lose Important Legal Rights!” (February 2006).

“First Amendment Rights and the IRS – a Sermon Risks Loss of Non-profit Status of a Church” (January 2006)

“Sales Fraud: Selling Annuities to Those Over 60 Years Old” (November 2005). “Life Insurance and Annuity Sales Fraud to Those Over 60!” (October 2005).

“Is the Legal System Any Different from Lincoln’s Day?” (September 2005). “Tort Reform – Part III: What Lies Ahead for the Reformers?” (August 2005). “Slapping Around the First Amendment and Free Speech” (February 2005). “Start the New Year on a Good Legal Footing” (January 2005).

“Communicating with Your Lawyer: A Critical Aspect of the Attorney-Client Relationship” (November 2004).

“A Modern Day David Versus Goliath Story: An Insurance Company Defeated in Effort to Defy Small Businessman’s Claim” (October 2004).

“The Lawyer-Client Privilege Against Disclosure of Confidential Communications Between Them: How Sacred Is It?” (September 2004).

“Thoughts on ‘Law in the Limelight’” (August 2004).

“The Future World of Dispute Resolution: The Mediation Alternative to Trial” (January 2004).

“Some Thoughts on Dispute Resolution” (May 2004).

“Would You Want Your Child to Be a Lawyer?” (December 2003).

“’Bad Faith’ Claims Handling Leads to Punitive Award Against an Insurance

Company Providing Uninsured Motorist Coverage” (October 2003). “What Is Tort Reform and Is It Needed?” (June 2003).

Uninsured and Underinsured Motorist Coverage is Most Important in Your Auto Policy” (May 2003).

“Does Your Doctor Help You When You Are Injured and Have to Sue?” (February 2003).

“Respect for the Law” (January 2003).

“What Happens When You Get Sued?” (November 2002).

“How to Have the Best Relationship with Your Lawyer” (October 2002).

“Alternative Dispute Resolution: The Preferred Alternative to Litigation” (August 2002).

“Your Personal Insurance Coverage: How Much Insurance Do You Need to Protect Your Financial Interests?” (July 2002).

“Dependent Coverage Under Your Medical Insurance: A Warning to Parents Who ‘Think’ They Have Coverage for Their Children” (June 2002).

“What Happens When Your Medical Care Provider Commits Malpractice?” (May 2002).

“Private Disability Insurance: Do Insurance Companies Live Up to Their Promises When You Are Disabled?” (March 2002).

“The Lawsuit Process: How a Case Proceeds in the Courts” (December 2001).

“Expectation of the Victim of Injury: What Happens When You Sue?” (November 2001).

“Welcome to the Personal Injury Compensation System” (October 2001).

“Don’t Let Your Insurance Company Treat You Unfairly!” (September 2001). “What to Do When Your Client’s Insurer Refuses to Defend” (August 2001). “How to Find the Lawyer You Need for Your Case!” (June 2001).

Litigation Counsel of America

“The Resolution Advocate” (Regular Column).

“Preparing to be Effective at Mediation,”  9 Litigation Commentary and Review 8 (January/February 2017)

“My Fantasy Mediation,” 7 Litigation Commentary & Review 8 (March/April 2015)

“‘Settlement’ Ain’t a Bad Word,” 6 Litigation Commentary & Review 63 (October/November 2014)

“Thoughts on Selection of a Mediator from the Advocate’s Point of View,” 6 Litigation Commentary & Review 34 (July/August 2014)

“Is Mediation the Best Course?” 6 Litigation Commentary & Review 6 (March/April 2014)

“Being a Better Advocate in Mediation: A Case Study,” 5 Litigation Commentary & Review 104 (December 2013)

“Adversarial System v. System of Justice: Are They Conflicting?” 5 Litigation Commentary & Review 75 (July/August 2013)

“Emotions and the Negotiation Process– Gaining Control Over a Client’s Emotional Responses During Settlement Efforts,” 5 Litigation Commentary & Review 42 (April/May 2013)

“Smart Dispute Resolution,” 5 Litigation Commentary & Review 7 (January/February 2013)

“Mandatory Mediation Clauses in Insurance Policies and Other Contractual Relationships,” 4 Litigation Commentary & Review 262  (September/October 2012)

“Let’s Look At Our Job as Litigators – Is There a Better Way Than a Complete Adversarial Posture?” 4 Litigation Commentary & Review 229 (June/July 2012)

“The Timing For Mediating – Looking For The ‘Plateau,’” 4 Litigation Commentary & Review 191 (February/March 2012)

“Direct Negotiations v. Mediation – Why The Mediation Process Offers More,” 4

Litigation Commentary & Review 181 (October/November 2011)

“Direct Negotiations v. Mediation – Why The Mediation Process Offers More,” 4

Litigation Commentary & Review 121 (August 2011)

“Clichés That Apply To Negotiation and Settlement, Part I,” 4 Litigation Commentary & Review 78 (June/July 2011)

“California Supreme Court Speaks On Mediation Confidentiality,” 4 Litigation Commentary & Review 45 (March/April 2011)

“The Three C’s Of Negotiation,” 4 Litigation Commentary & Review 5 (January/February 2011)

“The Opening Demand at Mediation: How to View the First Shot Over the Bow,”

Litigation Commentary & Review (November/December 2010).

“The Modern Approach to Resolving Disputed – The Case for Mediation,”

Litigation Commentary & Review (September/October 2010).

“Does Your Adversary and His or Her Client Have the Right Attitude on Mediation Day?” Litigation Commentary and Review (February 2010).

“Do You Have the Right Attitude on Mediation Day?” Litigation Commentary & Review (January 2010).

“Using Experts or Consultants at Mediation,” Litigation Commentary & Review (November 2009).

“The Top Ten Reasons Why Cases Do Not Settle at Mediation,” Litigation Commentary & Review (October 2009).

“Getting Around the Impasse at Mediation,” Litigation Commentary & Review (September 2009).

“Economic Downturn,” Litigation Commentary & Review (August 2009).

“The New Lawyer Settlement Strategies,” Litigation Commentary & Review (July 2009).

“Negotiating and Settling Insurance Bad Faith Cases,” Litigation Commentary & Review (June 2009).

“Five Factors that Suggest a Case is Ripe for Mediation,” Litigation Commentary & Review (May 2009).

“Getting Results for Plaintiffs Through Early Mediation: Ten Basic Principles to Follow in Getting Your Client’s Case Settled Early,” Litigation Commentary & Review (March/April 2009).

“The Opening Statement at Mediation – Yes, No, Maybe!” Litigation Commentary

& Review (January/February 2009).

“The Lawyer’s Role in Preparing the Mediator for Mediation,” Litigation Commentary & Review (October/November 2008).

“Using Videos at Mediation,” Litigation Commentary & Review (August/September 2008).

“Mediation as a Discovery Tool,” Litigation Commentary & Review (July 2008). “What is a Resolution Advocate?” Litigation Commentary & Review (June 2008). “Are You Ready for Mediation?” Litigation Commentary & Review (May 2008).

“Preparing Your Client for Mediation: Winners Win, Whiners Lose!” Litigation Commentary & Review (April 2008).

“What Type of Negotiation Personality Are You?” Litigation Commentary & Review (March 2008).

“Do Lawyers Really Understand What They Need to Do to Prepare for Mediation,”

Litigation Commentary & Review (February 2008).

“Listening to the Story as a Tool in Mediating,” Litigation Commentary & Review (January 2008).

“The Three ‘C’s’ of Negotiations,” Litigation Commentary & Review (December 2007).

“Some Basics of Negotiating at Mediation,” Litigation Commentary & Review (November 2007).

“A Look Back at the Process of Dispute Resolution,” Litigation Commentary & Review (October 2007).