Gregory Heller ’04, CEO of American Communities Trust (ACT), was named Urban Innovator of the Week on Feb. 15, by Urban Innovation Exchange (UIX), an initiative to advance urban improvement and highlight those who are on the leading edge of this movement. Begun in 2012 as a three-year project in Detroit and funded by the John S. and James L. Knight Foundation, UIX is now showcasing talented people from all over the country who are transforming the cities and neighborhoods in which they live. As head of ACT, Heller, who has spent more than 10 years in community development in Philadelphia,…