Teofilo L. Lee-Chiong Jr., MD is a Professor of Medicine at National Jewish Health in Denver and at the University of Colorado Denver School of Medicine. He has authored or edited 16 textbooks in Sleep Medicine and Pulmonary Medicine, has more than 150 publications, has given more than 300 presentations in the United States and internationally, and has participated in more than 30 research projects. In addition, he developed and serves as the consulting editor of Sleep Medicine Clinics, and is a member of the editorial board and reviewer of several medical journals and publications. Dr. Lee-Chiong completed his internship and residency in internal medicine and his pulmonary and critical care medicine fellowship at Yale, and his post-fellowship training in Sleep Medicine at Dartmouth. He joined Philips Respironics as its Chief Medical Liaison in 2011.