For members of St. Peter’s Lutheran Church, Kitchener, ON, it was what Rev. Mark Ehlebracht called a “burning bush moment” in 2018 that led them to find a creative way to address that city’s affordable housing crisis. That’s when they discovered a family of three living in a below-ground air vent behind the church. “It galvanized us as a community and as people of faith,” said Ehlebracht of the downtown congregation. “It was a defining moment in our journey.” What made the experience even more poignant was realizing the church’s altar was directly behind the wall between the sanctuary and...