Mark Doyle, better known by his stage name Louis Nowra, (born 12 December 1950) is an Australian writer, playwright, screenwriter and librettist. He is best known as one of Australia's leading playwrights. His works have been performed by all of Australia's major theatre companies, including Sydney Theatre Company, Melbourne Theatre Company, Queensland Theatre Company, State Theatre Company of South Australia, Belvoir, and many others, and have also had many international productions. His most significant plays are Così, Radiance (both of which he turned into films), Byzantine Flowers, Summer of the Aliens and The Golden Age. In 2006 he completed The Boyce Trilogy for Griffin Theatre Company, consisting of The Woman with Dog's Eyes, The Marvellous Boy and The Emperor of Sydney. His 2009 novel Ice was shortlisted for the Miles Franklin Award. His script for 1996 movie Cosi, which revolves around a group of mentally ill patients who put on a play, won the Australian Film Institute Award that year for Best Adapted Screenplay. Nowra's work as a scriptwriter also includes a credit on the comedy The Matchmaker and the Vincent Ward romance Map of the Human Heart, which was invited to the Cannes Film Festival. His radio plays include Albert Names Edward, The Song Room, The Widows and the five part The Divine Hammer, which aired on the ABC in 2003.He has written two memoirs, The Twelfth of Never (1999) and Shooting the Moon (2004). In March 2007, Nowra published a controversial book on violence in Aboriginal communities, Bad Dreaming. He was also one of the principal writers for the multi award-winning 2008 SBS TV series, First Australians. Nowra is also a cultural commentator, with essays and commentary appearing regularly in The Monthly and the Australian Literary Review as well as major newspapers. He has been married three times, and has also had homosexual periods.