An accredited sports psychologist with the Sport Ireland Institute and a former physical education teacher,[3][4] he is often referenced in the national media.[1][5]
^O'Brien, Kevin (24 September 2017). "'It's harder to get over a defeat like that': The psychology behind Mayo's latest All-Ireland final loss". the42.ie. Retrieved 24 September 2017. In the latest post on his website, Begley referenced Lew Hardy's 1996 paper – The Cusp Catastrophe Model – which suggested that players in teams with tradition of success are less susceptible to suffering from performance anxiety at key moments in games.