Imaginarium 4: The Best Canadian Speculative Writing is a reprint anthology collecting speculative short fiction and poetry (science fiction, fantasy, horror, magic realism, etc.) that represents the best work published by Canadian writers in the 2014 calendar year. Featuring Kelley Armstrong, Margaret Atwood, Courtney Bates-Hardy, Greg Bechtel, Jocko Benoit, Jeremy Butler, Siobhan Carroll, Peter Chiykowski, Eric Choi, Suzanne Church, David Clink, A.M. Dellamonica, Cory Doctorow, Puneet Dutt, Amal El-Mohtar, Gemma Files, Zsuzsi Gartner, Neile Graham, Lisa L. Hannett, Shivaun Hoad, Ada Hoffman, Nalo Hopkinson, Louisa Howerow, Matthew Hughes, Matthew Johnson, Catherine MacLeod, Helen Marshall, Matt Moore, Silvia Moreno-Garcia, David Nickle, Rhonda Parrish, Tony Pi, Ranylt Richildis, Holly Schofield, Trevor Shikaze, Kate Story, Jean-Louis Trudel, Peter Watts, A.C. Wise, and Rio Youers.