R.J. McKinlay Gardner is an adjunct professor at the University of Otago and former or current consultant geneticist at Genetic Health Services New Zealand, Victorian Clinical Genetics Services, and Genetic Health Queensland. He lives in Dunedin, New Zealand.
David Amor is the Pamela and Lorenzo Galli Chair at the University of Melbourne and a consultant clinical geneticist and former Director of Victorian Clinical Genetics Services, Murdoch Children's Research Institute, Melbourne, Australia.