Tall Paul is joined by Christopher Shein, the author of "The Vegetable Gardener's Guide to Permaculture - Creating an Edible Ecosystem."  Christopher has inspired young and old alike to learn more about gardening and especially the design techniques and principles of Permaculture.  His book is an important contribution to the Permaculture world! Christopher teaches Permaculture at Merritt Community College in Oakland, CA and has started dozens of School, Community and Market Gardens.  He is the owner of Wildheart Gardens, Permaculture Landscape Business.