Saber Saleuddin, PhD, is a University Professor Emeritus in the Department of Biology, York University in Toronto, Ontario, Canada. Angela B. Lange, PhD, was Chair of the Department of Biology, Acting Vice-Principal and Dean, and is currently Vice-Dean, Faculty, at the University of Toronto Mississauga, Ontario, Canada. Ian Orchard, DSc, PhD, is a Professor Emeritus, Biology, of the University of Toronto, Ontario, Canada.