Lonny Grafman is an Instructor of Environmental Resources Engineering and Appropriate Technology at Humboldt State University, where he also co-founded a full-emersion, Spanish language abroad program, focusing on sustainability and repurposing materials for small communities in the Dominican Republic. He is also the advisor for the Flock House project, which he discusses here with his colleague Wilfredo Veras and artist Mary Mattingly, creator of the Flock House. Together with their students and the communities at hand, Veras and Grafman create sustainable structures using waste and natural materials.

Grafman also discusses his site Appropedia.org, whose purpose is to give people a platform to share ideas and knowledge on sustainable building.