Matias Valenzuela, Ph.D., is the Director of the Office of Equity and Social Justice in King County, a countywide effort to address the root causes of inequities working with all county agencies and the community. He has worked for 15 years at King County, including as a lead for the equity work since its inception in early 2008. He has also worked for Public Health – Seattle & King County, collaborating with local organizations and residents to advance the public’s health. His areas of expertise include policy and planning, community engagement and development, training, evaluation, language access, grant writing, communication and media advocacy, and of course equity. Early in his career, he worked as a print and broadcast journalist in the United States and abroad. He has taught as a Fulbright professor in Nicaragua, and he is an Affiliate Assistant Professor at the University of Washington’s School of Public Health and Community Medicine.