Milner was born in Germany, and is Jewish. His parents were Polish Jews who survived
the Holocaust in
World War II by escaping to Russia. After several years in a
Displaced Persons Camp, the family emigrated to
Montreal in 1951. He is the brother of political scientist . Milner was a student at
Carleton University in Ottawa when friends and colleagues founded the
Great Canadian Theatre Company(GCTC) in 1975. He soon joined GCTC as an actor and Board member. He was appointed resident playwright in 1984 and Artistic Director in 1991. He was elected president of the Professional Association of Canadian Theatres in 1993. He has worked as a dramaturge at the Banff Playwrights Colony, the Manitoba Association of Playwrights, and Playwrights Workshop Montréal. He has taught at
Concordia University, Carleton University,
Algonquin College,
the National Theatre School in Montreal. Recently, he taught courses in political theatre at the
University of Calgary and the
University of Regina. He has directed his own work as well as
Criminals in Love by
George F. Walker;
Odd Fish by Pamela Boyd;
Stephen and Mr. Wilde by Jim Bartley;
Brothers of the Brush by
Jimmy Murphy;
Bedtime Story by
Seán O’Casey;
The London Vertigo by
Brian Friel; ''Our Country's Good
by Timberlake Wertenbaker; On the Razzle'' by
Tom Stoppard; and, in 2014, the world premiere of George F. Walker's
The Burden of Self-Awareness. Since its founding in 1992, he has written on arts and politics for
Inroads, the Canadian Journal of Opinion. He holds a Bachelor of Arts in English, Carleton University (1975); and a Master of Arts in English and Cultural Studies, Carleton University (2002) — Thesis: “
Political Theatre, Modernist Marxism, and the Avant-Garde”; Thesis Advisor: Paul Keen Milner now lives in
Regina, Saskatchewan, where his wife,
Jennifer Brewin, is
Artistic director of
Globe Theatre. ==Playwriting career==