Dr. Roth is co-author of Principles and Practice of Sleep Medicine as well as a psychiatry professor at Wayne State University School of Medicine and the University Of Michigan College Of Medicine, Ann Arbor.

Dr. Rubin holds many leadership positions at the University of Pittsburgh, including Chair of the Department of Plastic Surgery. He earned his MD from Tufts University and is co-author of Body Contouring and Liposuction.

Luke Rudmik, MD, FRCSC is Clinical Assistant Professor, University of Calgary, Department of Otolaryngology- Head and Neck Surgery in Alberta, Canada. He is the author of . MORE

Dr. Rumack is an award-winning expert in pediatric brain ultrasound. She is a radiology & pediatrics professor at the Colorado School of Medicine in Denver as well as an author of the fourth edition of Diagnostic Ultrasound.

Edward T. Ryan, MD is Director of Tropical & Geographic Medicine Center, Global Infectious Diseases, and Travelers’ Advice and Immunization Center at Massachusetts General Hospital; and Associate Professor of Medicine at Harvard Medical School; and Professor of Immunology and Infectious Diseases at Harvard T.H. Chan School of Public Health. He is a co-author of MORE