Keynote Address: "The Science of Revenge Addiction, Forgiveness, and Trauma Recovery." In person, Phoenix, AZ, April 2027 

Keynote & Workshop: "Revenge & Forgiveness in ADR" and "The Nonjustice System." In person, Atlanta, GA, Nov. 19, 2026

Advanced course for practitioners: "Recognizing and Treating Revenge Addiction." Virtual, Nationwide, Fall 2026 

"The Nonjustice System: Revenge Control for Urban Violence Interrupters." Virtual, Boston, MA and Kansas City, MO, Aug, 14/27, 2026

"From Grievance to Healing" with psychiatrist Frank Anderson, MD. Nationwide, Virtual, live and on-demand, Nationwide, July 21, 2026

"The Nonjustice System: Grievances, Revenge, and Forgiveness Support" for National Prison Reentry Staff. Virtual, July 1, 2026

Keynote Address: "The Science of Revenge and Family Conflicts." Annual Conference. Napa, CA, In person, May 2-3, 2026

Keynote Address, "Revenge Addicted Nation: Grievance in America." In person, New York City, NY, April 24, 2026 

Lecture & Training for staff: "The Science of Revenge" and "The Nonjustice System." In person, Berryville, VA, March 26-27, 2026

Lecture: "Revenge addiction and forgiveness." In person, New Haven, CT, November 13, 2025

Lecture: "Revenge Addiction in Society." Virtual, Cambridge, MA, October 29, 2025

Roundtable: "Addiction-Informed Prevention and Treatment for Combating Violent Extremism." In person, Boston, MA, June 2023

Grand Rounds Lecture in Psychiatry, "A Behavioral Addiction Model of Grievance, Revenge and Violence." Virtual, Augusta, GA, October 2021

Annual Meeting, Presidential Symposium, "Beyond Gun Control to Motive Control." In person, New York, NY, May 2018

Plenary Address, Science & Space Frontiers, "Danger, Will Robinson: Revenge in AI and Outer Space." In person, Big Sky, MT, March 2027

Author Talk/Better Living Series: "The Science of Revenge & Forgiveness." Virtual, Nationwide, Nov. 4, 2026

Plenary Talk: "The Neuroscience of Grievance and Letting Go." Virtual, Global, Sept 22-26, 2026

"The Grievance Pathway to Violence: Revenge, Forgiveness, and School Safety." In-person, Maui, O'ahu, Hilo, July 29-31, 2026  

"The Role of Revenge and Forgiveness in Suicide." Virtual, live, Statewide, July 9, 2026

Keynote Address: "The Science of Revenge and Family Conflicts." Annual Conference. In-person, Seattle, WA, May 27-29, 2026

Advanced course for practitioners: "Revenge Addiction and Trauma." Mexico, Latin America, Virtual, May 7, 2026 (rescheduling)

Bullying prevention training for Connecticut schools: "The School Nonjustice System." In person, Danbury CT, April 7, 2026

"The Nonjustice System: Grievance and Revenge Control for Urban Violence Interrupters." In person, New Haven, CT, Nov. 14, 2025

Schulich Medical School, Grand Rounds lecture in psychiatry: "The Science of Revenge," Virtual, London, ON, October 31, 2025

"The Nonjustice System: Grievances, Revenge, and Forgiveness Support" for inmates at SCI Chester Prison, Chester, PA, In person, October 2025

Summit: "A Public Health, Addiction-Informed Approach to Combatting Violent Extremism." In person, New Haven, CT, April 2023

Presentation, "Public-Health Based Sentencing and Victim Support." Virtual, Hartford, CT, March 2021

Annual Convention, Keynote Address, "Beyond Gun Control to Motive Control." In person, Bedford Springs, PA, June 2017