John S. Torday is a Developmental Physiologist. He received his Master’s (1971) and PhD (1974) degrees from McGill University, Montreal, Quebec, Canada. He subsequently received Post-Doctoral training at the University of Wisconsin-Madison in Reproductive Biology (1976). He has previously been on the faculty at Harvard Medical School (1976-91) and the University of Maryland (1991-98), and is currently on the University of California-Los Angeles faculty (1998-present). He is the Director of the Henry L. Guenther Laboratory for Cell-Molecular Biology, Harbor-UCLA. He has been independently funded as a biomedical researcher for 50 years, focused on lung development, having published more than 200 peer-reviewed scientific articles. Upon further reflection, he has devised a novel theory of evolution based on physiology over the last 25 years, having published 9 monographs on the subject.