Mario H. Treviño is also a 40-year fire service veteran. He has served as fire chief in Las Vegas, NV; San Francisco, CA; and Bellevue, WA. He has spoken at many national and international fire service educational venues, and continues to teach for a fire service degree program and the National Fire Academy. He is a former president of the Metropolitan Fire Chiefs and has testified before U.S. Congressional Committees on four occasions. He holds a bachelor’s and a master’s degree, both in public administration, and completed a Harvard Fellowship in 1998. He is a line-of-duty cancer survivor.