From 1975 to 1977, Tefs and
David Arnason produced the radio program Canadian Writers Symposium, for which they interviewed 45 Canadian writers, including well-known figures such as
Milton Acorn,
George Bowering,
Patrick Lane,
Daphne Marlatt,
W.O. Mitchell,
P.K. Page,
Al Purdy, and
Adele Wiseman. He published numerous newspaper and magazine articles, and dozens of critical reviews. In 1976, Tefs co-founded
Turnstone Press, with
David Arnason and others, and later served as the press's fiction editor from 1995 until close to his death in 2014. He also founded the literary magazine The Sphynx. In 1983, his first novel,
Figures on a Wharf, was short-listed for the
Books in Canada First Novel Award. It was followed by
The Cartier Street Contract in 1985 and seven more novels in later years, as well as the posthumously published
Barker. In 2000, his novel
Moon Lake received the inaugural Margaret Laurence Award for fiction, and in 2007,
Be Wolf received the
McNally Robinson Book of the Year Award. His short story
Red Rock and After received the Canadian Magazine Fiction Gold Medal and was reprinted in
The Journey Anthology (1990). He also edited three anthologies of short fiction, published the collection of short fiction
Meteor Storm in 2010, and wrote the memoirs
Rollercoaster:A Cancer Journey (2002), about living with cancer, and
On the Fly (2012), about sport fandom and his lifelong involvement with hockey. Another memoir about living with cancer,
Dead Man on a Bike: Riding with Cancer, was published posthumously in 2016. ==Awards and recognition==