A Very Capable Life: The Autobiography of Zarah Petri is a non-fiction memoir of his mother by the Canadian television host Johnnie Walters, written under his real name John Leigh Walters and published in January 2010 by Athabasca University Press. It re-tells the stories his mother described to him regarding her immigration to Canada in the 1920s. Walters gives his first person account using humor, and intrigue, to share his mother's expressed regards about her depression era experiences.