Mark Sheehan is a guiding force in the SHAKA movement. Their goal is to educate the public on the dangers of GMOs and to curb the abuses of industrial/chemical agriculture. Their  focus is on Maui, but their message is relevant to environmentally aware citizens everywhere. Mark works for the Shaka Foundation and Maui Tomorrow, two non-profits that are fighting for the future of the island of Maui, Hawaii.