DECLARATIONS written and directed by Jordan Tannahill, with Robert Abubo, Danielle Baskerville, Jennifer Dahl, Philip Nozuka and Liz Peterson. Presented by Canadian Stage at the Berkeley Street Theatre (26 Berkeley). In previews, opens Thursday (January 25) and runs to February 11. $39-$69. 416-368-3110, canadianstage.com. Jordan Tannahill composed much of this new experimental work during an emotional flight from Vancouver to Ottawa.