Matthew Samuel Collier is a veteran, business executive, entrepreneur, and speaker. At 29, he was elected as the youngest big-city "strong" mayor in the United States when he served as the chief executive of his hometown of Flint, Michigan, from 1987 to 1991. Following his four-year stint as mayor, he served in executive roles with several technology companies. In January 2015, Collier was appointed as Senior Advisor to VA Secretary Bob McDonald at the U.S. Department of Veterans Affairs where he led public-private partnerships for the agency.