Karen Ruth Bass is an American politician, social worker and former physician assistant who is serving as the 43rd mayor of Los Angeles since 2022. A member of the Democratic Party, Bass had previously served in the U.S. House of Representatives from 2011 to 2022, representing California's 33rd congressional district from 2011 to 2013 and California's 37th congressional district from 2013 to 2022. She also served in the California State Assembly from 2004 to 2010 and spent her final term serving as speaker. A Los Angeles native, Bass attended college at California State University, Dominguez Hills and the University of Southern California. She spent her career as a physician assistant and community activist before seeking public office. Before her election to Congress, Bass represented the 47th district in the California State Assembly for six years.