Wes Jackson is cofounder and president emeritus of The Land Institute in Salina, Kansas. A 1992 MacArthur Fellow, he is the author and coauthor of numerous books, including Hogs Are Up: Stories of the Land, with Digressions and New Roots for Agriculture.
Robert Jensen is professor emeritus in the School of Journalism at the University of Texas, at Austin. He is the author of many books including The Restless and Relentless Mind of Wes Jackson: Searching for Sustainability and Plain Radical: Living, Loving, and Learning to Leave the Planet Gracefully.
Graham Rowat is an award-winning narrator who has appeared in numerous television shows and stage productions.