A Washtenaw County development is to become one of the nation’s first mixed-income, net-zero-energy communities. We’ll look at Veridian at County Farm in Ann Arbor as it prepares to begin construction and has entered pre-sales of its first units. THRIVE Collaborative founder Matt Grocoff joined WEMU's David Fair to discuss how years of planning are now moving from concept to reality in what, he hopes, will serve as the model for all future housing developments.