Overview: Bill Mollison demonstrates permaculture and discusses its implementation for food security.
Overview: Manfred Max Neef and "barefoot economics"
Overview: James Lovelock and the Gaia hypothesis
Overview: Jeremy Rifkin on how science and technology affect society
Overview: Michel Odent's work championing midwifery, home birth, natural childbirth, and the needs of newborns and mothers.
Overview: Petrea King is a cancer survivor and founder of the Quest for Life Foundation. After learning how facing death changes a person, she began counseling people diagnosed with terminal illness.
Overview: Frances Moore Lappé describes how the economically powerful control people by engineering food scarcity.