By Beverley Moore, Nadia Effendi and Jiwan Sangha (October 30, 2023, 2:28 PM EDT) -- While interventions are not a new concept in several courts across the country, especially before the Supreme Court of Canada, the federal courts appear to have faced an uptick in such motions over the years, forcing them to reconsider how to apply a 30-odd-year-old test used to decide whether to grant a proposed intervener leave to intervene....