Published on Jan 5, 2012 John Colquhoun, BDS, PhD 1924 – 1999 A dentist and historian, John Coquhoun lived in Auckland, New Zealand while pursuing a career as a researcher, dental practitioner and public health official. He graduated from the University of Otago in New Zealand in 1948 with a Bachelor of Dental Surgery … Continue reading Interview with Dr. John Colquhoun 1998