Barry McDonald Professions : Rugby Player Born : June 9, 1942 Browse All Authors Famous Quotes by Barry McDonald Show me a dog who still cannot perform a task after it has been trained over and over again, and I'll tell you who the slow learner is. Barry McDonald training tasks dog Similar Authors Brian O'Driscoll rugby-player Brett White rugby-player Brett Morris rugby-player Brett Finch rugby-player Braith Anasta rugby-player Anthony Watson rugby-player All Authors