Norm Trainor began his career as a sales professional in the life insurance business in 1970. In 1975 he left the insurance business to help other salespeople become high performers. He began Wilson Learning Corporation's Canadian operation in 1975 and not only became their managing director, but was also Wilson Learning Corporation's leading salesperson. He is now a principal of the Covenant Group, specializing in salesforce effectiveness, business and practice management and customized learning programs. he has worked with the 20 largest life insurance companies in Canada, the 5 largest banks, and a number of trust companies, mutual funds and securities dealers. In addition, he has worked extensively in the computer, telecommunications, office products and automotive industries. Norm's academic background includes post-graduate work in psychology and the behavioral sciences. He speaks at conferences and seminars around the world and writes regular columns for the Canadian HR Reporter and Investment Executive. He lives in Toronto with his wife Wendy and their three children, Ryan, Shauna and Sloan.

Donald Cowper, a former insurance broker, is now a writer, and coauthor with David Cowper and Andrew Haynes of Mega-Selling. He is also the coauthro with Kevin Guest and Andrew Haynes of Youth Violence: How To Protect Your Kids.

Andrew Haynes, former publisher of The Species Review, a Canadian high-tech magazine, is a writer, and coauthor of Mega-Selling and Youth Violence: How To Protect Your Kids. He lives in Toronto with his wife, Christine.