David SheenIn addition to authoring the scratch video The Red Pill (2003), David Sheen has been documenting, studying, designing, and building ecological housing since 2001. He apprenticed with Ianto Evans and Linda Smiley at the North American School f Natural Building, and at Michael Smith's Emerald Earth. He also learned biomimicry, the study of nature's design principles and its application to human habitats, with architect Eugene Tsui. Read More Read Less