In the boonies of Sultan Kudarat province in Mindanao, where conflict would force his community to evacuate, Mark Gersava found a way to finish college. He eventually ended up in an office in Makati where he is thriving as a “social entrepreneur.” He explains to Howie Severino how an innovative, conscience-driven businessman can compete against hard-core capitalists. His main product? Plantable bamboo toothbrushes.