Former Manhattan nightclub promoter Scott Harrison founded the non-profit charity: water in 2006 following a two-year missionary trip to Liberia during which he learned that 80% of all diseases in developing nations are attributable to unsafe water and poor sanitation. One hundred percent of public donations to charity: water directly fund water projects such as building wells and sanitation facilities in 19 countries and growing. A humanitarian and CEO, Harrison's goal is to bring clean water to 100 million people by 2020.