Dr. John Evans is currently working as a Research Professor in Department of Obstetrics and Gynecology at University of Otago, New Zealand. He holds a membership in various international Societies. He is studying gynaecological cancers in collaboration with Peter Sykes. Another set of studies investigates the regulation of the ovulatory cycle. This research is aimed at developing methods of fertility modulation. These investigations aim to understand cancers and develop new treatments. His previous investigations of the peptides in cells lining blood vessels have provided new information on vascular disease. He is an Editorial board member for various international journals.