The first official candidate was Avi Lewis, who was one of the leaders of the 2015 Leap Manifesto group. She had former Alberta NDP leader and premier, Rachel Notley, by her side. When she got to Ottawa, the NDP leadership entrusted foreign affairs to McPherson. Lewis’s father, Stephen Lewis, was Ontario NDP leader from 1970 to 1978, and, later, Canada’s ambassador to the United Nations. In his video, 2025 leadership candidate Lewis evokes his grandfather’s battles against corporate greed.