September 23, 2018 by Taylor Walsh In this interview from our June 2018 WholeHealthED Symposium in Washington, Leo Horrigan of the Johns Hopkins Center for a Livable Future describes the development of FoodSpan, a unique curriculum for high school students that examines the extent and complexity of the U.S. food system. More about FoodSpan can be found at Foodspan Learning at the Center for a Livable Future.