Aged just 23, Feargal Quinn - a legend of Irish retail - set up his first supermarket.

Almost 50 years later, he sold the Superquinn chain of shops for €450m.

To discuss his legacy is the man who published his three books Michael O'Brien, from O'Brien Press, Pat Kelly, a friend and former regional manager for Superquinn and Damien O'Reilly, senior lecturer in TU Dublin.