1- Kaplan, G., Chiarandini, I., Sosnik, R., & Kaplan, A. "The Role of Object Relations in the Treatment of Hispanics" Course for 30 participants, sponsored by University of Medicine and Dentistry of New Jersey, 1991, Newark, New Jersey.

2- Kolko, D. J., Kaplan, G, et al: “Children as the causes and victims of fires: Advances in evaluation and intervention.” Presented at the Annual Convention of the Association for Advancement of Behavior Therapy, Boston, MA, 1992.

3- Kaplan, G.“Outpatient Detoxification” Course for 40 participants, sponsored by MCC (Cigna Behavioral Care), 1996, Parsippany, New Jersey.

4-10- Kaplan, G. and Westphal, J. “How to Measure Outcomes Without Breaking the Bank” American Psychiatric Association (APA)

Course for 30 participants, presented at the 149th APA annual meeting in 1996 Washington, DC

Course for 30 participants, presented at the 1997 Institute on Psychiatric Services in Washington, DC. 

Course for 90 participants, presented at the 1998 annual APA meeting in Toronto, Canada.

Course for 25 participants, presented at the 1998 Institute on Psychiatric Services in Los Angeles, CA.

Course for 50 participants, presented at the May 1999 annual APA meeting in Washington, DC.

Course for 25 participants, presented at the October 1999 Institute on Psychiatric Services in New Orleans, LA.

Course for 25 participants, presented at the October 2000 Institute on Psychiatric Services in Philadelphia, P.A.

11- Kaplan, G., Rody, E., Keats, M., & Satten, N. “How to Take the Pain out of Doc to Doc Reviews”. Course for 35 participants, presented at the May 2000 annual APA meeting in Chicago, IL.

12- Kaplan, G., Satten, N. & Chester, C. “How to Be More Effective with Managed Care “Doc-to-Doc” Reviews” Course for 25 participants, presented at the May 2001 annual APA meeting in New Orleans, LA.

13- Kaplan, G, Kaplan, A, Oquendo M, Escobar, J, Petit, J et al. “Psychiatry Update for the International Spanish-Speaking Colleague”. Course for 30 participants presented at the 155th APA Meeting, 2002; APA, Philadelphia, PA

14- Kaplan, G. Honorable Forrester, L et al.“How to Set Up and Run a Juvenile Justice Clinic” Course for 25 participants presented at the May 2002 annual APA meeting in Philadelphia, PA

15- Kaplan, G. “Effective, Cost Effective Care for All- Improving Clinical Outcomes” Course for 24 participants presented at the 2002 annual meeting of the N.J. Association of Mental Health Agencies in Princeton, N.J.

16- Kaplan, G. et al. “Breaking New Barriers in Children’s Services: a Juvenile Justice Clinic” 

Workshop for 60 participants presented at the 2003 annual meeting of the N.J. Association of Mental Health Agencies in Princeton, N.J.

17- Kaplan, G, Oquendo M, et al. “Psychiatry Update in Spanish” Course for 25 participants presented at the May 2003 annual APA meeting in San Francisco, CA Director and presenter on the child psychopharmacology of ADHD and Depression.

18- Kaplan, G. et al. “The Juvenile Justice Clinic: Administrative Issues and Treatment Options” Course for 25 participants presented at the May 2003 annual APA meeting in San Francisco, CA.

19- Kaplan, G, Oquendo M, et al. “Psychiatry Update in Spanish” Course for 25 participants presented at the May 2004 annual APA meeting in New York, NY. Director and presenter of the section on child psychopharmacology of ADHD and Depression.

20- Kaplan, G., Delgado, P., Escobar, J., and Marin, H. “Psychiatry Update in Spanish” Course for 25 participants presented at the May 2005 annual APA meeting in Atlanta, GA. Chairperson and presenter of the section on child psychopharmacology of ADHD and Depression.

21- Kaplan, G., Oquendo, M., Escobar, J., and Marin, H. “A Spanish Language Update on the Assessment and Management of Depression”. Chairperson of a symposium presented at the May 2006 annual APA meeting in Toronto, Canada. 

22- Kaplan, G., Oquendo, M., Escobar, J., and Marin, H. “A Spanish Language Update on the Assessment and Management of Suicidal Behavior across the Life Cycle” Chairperson and curriculum developer of the symposium presented at the May 2007 annual APA meeting in San Diego, CA.

23- Kaplan, G., Newcorn J, Ivanov, I, and Hunt R. “ADHD Update” Chairperson and curriculum developer of the symposium presented at the May 2008 annual APA meeting in Washington, DC.

24- Kaplan, G., Newcorn J, Ivanov, I, and Greydanus, D. “ADHD FAQs, Practical Answers for the Office Based Practitioner” Chairperson, presenter, and curriculum developer of this Industry Sponsored Symposium, presented at the May 2009 annual APA meeting in San Francisco, CA.

25- Kaplan, G. “Adult ADHD: Diagnostic, Treatment, and Comorbidity Issues" Presented before the Department of Psychiatry, Essex County Hospital, July 2009 Cedar Grove, NJ.

26- Kaplan G., Greydanus D., and Attas J."ADHD Across the Life Cycle" Chairperson, presenter, and curriculum developer for an international symposium presented at the XXI Argentine Psychiatric Congress in April 2010 in Mar del Plata, Argentina.

27- Kaplan G., Silver B "Co-Ocurring Disorders" Chairperson, presenter, and curriculum developer for a symposium presented before the National Association of Social Workers, NJ Chapter, Atlantic City, NJ May 2010.

28- Kaplan G., Greydanus D., and Varley, C. “ADHD FAQs, Practical Answers for the Office Based Practitioner” Chairperson, presenter, and curriculum developer of a symposium, presented at the May 2010 annual APA meeting in New Orleans, LA.

29- Kaplan G., Newcorn J.H., McCracken, J., and Elias, J. "ADHD Genes, Scans, and Acronym Studies: What Is in Them for the Clinician?" Chairperson, presenter, and curriculum developer of a symposium presented at the October 2010 annual American Academy of Child and Adolescent Psychiatry (AACAP) meeting in New York, NY.

30- Kaplan G., Perez M, Navio M, Aguera L. “Evaluation and Management of Suicide Across the Life Cycle” Presenter and Curriculum Developer for a Symposium presented at the 2014 World Psychiatric Congress, September 2014, Madrid, Spain.

31- Kaplan G., Greydanus D, and Prat M. “Enhancing Care for Adolescents with Dual Disorders.” Chair, Presenter, and Curriculum Developer for a Symposium presented at the IV International Congress of Dual Disorders, April 2015, Barcelona, Spain.

32-  Kaplan G. “New Perspectives in Pediatrics Conference 2015” Management of Acute Psychiatric Disorders in the Pediatric Unit” Keynote Speaker. Presented before the Western Michigan University Department of Pediatrics, October, 2015 Kalamazoo, MI.

33-  Kaplan, G. “Los 5 Psicofármacos que Ud. Debe Conocer” Lecture as Visiting Professor at the Universidad Complutense-Cardenal Cisneros Master in Forensic Psychology".  March 2016, Madrid, Spain.

34- Kaplan, G. “Impulsive & Suicidal Adolescents:  Pediatric and Psychiatric Academic Pearls To Help Guide Clinicians' Day to Day Practice.” Symposium Chair and Presenter. AACAP/AEPNYA joint meeting. June 2016, San Sebastian, Spain.

35- Kaplan, G. “Integrated Educational/Therapeutic Environments for Adolescents with Severe Pathology in the US and Spain.” Symposium Chair and Presenter. AACAP/AEPNYA joint meeting. June 2016, San Sebastian, Spain.

36- Kaplan, G. “Consentimiento Informado y Antidepresivos en Menores de 24” Lecture as Visiting Professor at the Universidad Complutense-Cardenal Cisneros Master in Forensic Psychology". October 2016, Madrid, Spain.

37- Kaplan, G. Conference Cycle “Teachers and Clinicians Together Advancing Adolescence Mental Health” 1- “The Adolescent in Conflict: ADHD and Other Causes”, presented at Complutense University, Madrid, October 3rd, 2017 and 2- “Suicide in Adolescence: Identification and Treatment”, presented at Complutense University, Madrid, October 4th, 2017. In Spanish. 

38- Kaplan, G., Urra, J, Greydanus, D. “Approaches to Mitigating Risky Behavior in Adolescents with Dual Pathology” Chair and presenter of Symposium at III World Congress of Dual Disorders, Madrid, June 2019

39- Liebling EJ, Kaplan G, Gordon AL, Perez JJS, Lanza V, Litterer MM, Greene C. “Recovery Support Services and Patient Navigation for Opioid Overdose Emergency Department Patients.” Accepted for presentation at 2020 APA Annual Meeting, Philadelphia­­, PA. April 25-29, 2020. Abstract no. 5627. Meeting cancelled due to Covid pandemic.

40- Liebling EJ, Kaplan G, Gordon AL, Perez JJS, Litterer MM. “Recovery Support Services and Patient Navigation for Opioid Overdose Emergency Department Patients.” 2021 APA Annual Meeting, Los Angeles, CA. May 1-5, 2021. Abstract no. 4203.

41- Kaplan, G. “The Role of Teachers in the Identification of Suicidal Behavior” and “What To Do When School Is Not Enough: Resources”. Symposium organized by Fundación Aprender and MACLA. In Spanish. Madrid, November 24, 2022

42- Kaplan, G. “The US Health System and Practice of Psychiatry”. Presented before the Department of Psychiatry, University of Cagliari Medical School, Cagliari, Sardinia. February 2024.