Runners-up will each receive $1,000.
The winners were announced in a virtual ceremony on May 27.
The winner, to be announced in a virtual event on June 23, will receive $10,000.
For the first time since it launched 22 years ago, Hackmatack is expanding into a virtual festival.
The winners, to be announced on June 16, will each receive $10,000.
The annual festival enters day two of the ceremony.
The $50,000 prize celebrates Canadian public policy writing.
The winners were voted on by 270,000 Canadian students.
The winners of the Atlantic Book Awards were announced the evening of May 13 in a virtual ceremony.
The winners will be announced during a virtual event on June 15.