He is an avid student of the psychology and philosophy of success. He has spoken to audiences throughout Canada, United States, Mexico, Japan, Scandinavia, Australia, Europe and the Caribbean. He is the author and co-author of more than nine books, including Say Yes to Chiropractic Success and The Parker System for Professional Success. Gilles was named Canadian Chiropractor of the Year in 2006 by the readers of Canadian Chiropractor magazine. He recently joined the staff at Life University.