 In 2015 Nugent wrote a tribute to his wife in the Irish Times in which he also wrote about coping with bereavement as an atheist.Nugent has written, co-written or contributed to seven books and the comedy musical play "I, Keano".Nugent, with Arthur Mathews and Paul Woodfull, co-wrote "I, Keano", a comedy musical play about footballer Roy Keane leaving the Republic of Ireland national football team before the 2002 FIFA World Cup.