General Organizer, First Medical Meeting on Obesity and its Complications, endorsed by the Yucatan College of Physicians, Medical Society of the Southeast for the Study of Obesity, the Yucatecan Society for General Medicine, and the University of Yucatan School of Medicine. Mérida, Yucatán. February 1994.
Organizer, First Forum of the Permanent Campaign Against the Abuse of Drugs Inappropriate to Loss Weight, coordinated by the Secretary of Health Yucatan State Government, Coordinated Public Health Services of the University of Yucatán School of Medicine, and the Yucatan College of Physicians, July, 1995. Mérida, Yucatan.
Medical Director. Mexican Red Cross, Valladolid Delegation. November 1985 - May 1986. Valladolid, Yucatán.
Academic - Scientific Committee Member, College of Physicians, Yucatán (Colegio de Medicos de Yucatan A.C.) 1997-1999.
Member and Founding Associate of the Peninsular College of Clinical Nutrition and Obesity (Colegio Peninsular de Nutrición Clínica y Obesidad A.C., ex-SOMESEO)
Representative for México, International Society the Study of Obesity 1994-2002
International Roundtable of the "Obesity Management Leadership Conference". February, 1997. Naples, Florida, USA.
Coordinator, National Expert Committee, National Consensus Group on Obesity. Health Foundation of Mexico. Responsible for the Topic: Pharmacological Treatment of Obesity. June 1997. Mexico City.
Chairman. Continuing Medical Education (CME) Course on Obesity, North American Association for the Study of Obesity (NAASO), accredited by the American Society for Clinical Nutrition. November 1997. Mérida, Yucatán.
Co-Chairman. NAASO Annual Conference. November, 1997. Cancun, Quintana Roo.
Member, Education Committee, North American Society for the Study of Obesity (NAASO) 1998.
Faculty, Harvard Medical School Department of Continuing Medical Education, “Treatment of Obesity and Eating Disorders” Conference. Boston (Cambridge), MA, USA. 1999.
Guest, Symposium in Honor of the Contribution of George Bray, M.D., to the field of Obesity. November 12 – 14, 1999. Seabrook Island, South Carolina, USA.
Member, Local Organizing Committee. XXXIX Annual Meeting. Mexican Society for Nutrition and Endocrinology. December 1999. Mérida, Yucatán, México.
Honorary President, 1st Regional Congress on Parenteral and Enteral Feeding and Obesity, endorsed by the Mexican Association of Parenteral and Enteral Feeding, and the Michoacan University of San Nicolas de Hidalgo. January, 2000, Zamora, Michoacan.
Chair. Symposium entitled “Advances in Genetics, pathophysiology, diagnosis and management of Obesity” during the 25th World Congress on Internal Medicine. June 9th, 2000. Hotel Fiesta Americana Coral Beach. Cancun, Mexico.
Chair. International Symposium and Continuing Medical Education Course (CME) sponsored by NAASO and the Sociedad Mexicana de Nutricion y Endocrinologia. Hotel Fiesta Americana Reforma. August 24, 25 and 26, 2,000. Mexico City.
Head of the Approved Project to Establish the First Department of Nutrition and Metabolism in the General City Hospital belonging to the Secretary of Health of the Yucatan State Government. (The Department is working since June 1st, 2002)
Coeditor of the first academic book on obesity called “Obesity in Mexico” published by McGraw-Hill for all Latin American. Written in Spanish