Irish novelist, biographer, playwright, and short fiction writer who also served as editor of The Irish Times during the 1960s and '70s.
After graduating from Trinity College, Dublin, he pursued a career as a lawyer.
His novels include Prenez Garde and The March Hare.
With his wife, Mary O'Farrell, he had one daughter and two sons. He had a second daughter with author Dervla Murphy. He later married biographer Victoria Glendinning.
He was a contemporary of fellow Irish fiction writer Frank O'Connor.