Dr. Antuñano was born in Mexico City and is a graduate of the National Autonomous University of Mexico School of Medicine. He completed the Residency Program in Aerospace Medicine at Wright State University in Dayton, Ohio. He was a post-doctoral research associate with the U.S. National Research Council of the National Academy of Sciences at the USAF School of Aerospace Medicine in San Antonio, Texas. He is the Director of the Federal Aviation Administration (FAA) Civil Aerospace Medical Institute (CAMI) in Oklahoma City. He is credited with 1,073 professional presentations and invited lectures at national and international conferences in aerospace medicine in 44 countries, and with 65 scientific publications covering a variety of aerospace medicine topics. He is Past-President of the International Academy of Aviation and Space Medicine, the U.S. Aerospace Medical Association, the U.S. Space Medicine Association, and the Iberoamerican Association of Aerospace Medicine. He is a Fellow of the Aerospace Medical Association and the Aerospace Human Factors Association. He is a member of the International Academy of Astronautics. He is Honorary Member of the Austrian, Brazilian, Colombian, Greek, Mexican, Peruvian, Slovanian and Turkish Societies of Aviation/Aerospace Medicine. He is a faculty member at the University of Texas Medical Branch in Galveston, and the National University of Colombia School of Medicine. He has received 88 awards and recognitions for his academic, administrative, and research achievements. He has experience as private pilot, parachutist and scuba diver.