The Perimeter Institute for Theoretical Physics has received $4 million in private donations from several companies and foundations. The five organizations are Gluskin Sheff ($2 million, matched by the institute), the Riddell Family Charitable Foundation ($1 million), the Peter and Shelagh Godsoe Family Foundation ($500,000), Cenovus Energy ($300,000) and the RBC Foundation ($300,000). The funding will be devoted to scientific research and educational outreach….