President Barack Obama's cabinet is losing a familiar face with the resignation of Health and Human Services Secretary Kathleen Sebelius following the disastrous rollout of the Affordable Care Act.
White House Office of Management and Budget Director Sylvia Mathews Burwell, currently the White House Office of Management and Budget director, has been nominated to replace Sebelius. Here's a look at the rest of Obama's cabinet members:
Vice President Joe Biden. Biden was previously a senator from Delaware.
Secretary of State John Kerry. Kerry was previously a senator from Massachusetts and chair of the Senate Foreign Relations Committee.
Secretary of the Treasury Jack Lew. Lew was previously Obama's White House Chief of Staff, and was director of the Office of Management and Budget before that.
Secretary of Defense Chuck Hagel. Hagel was previously a senator from Nebraska from 1997 to 2009.
Attorney General Eric Holder. Holder was previously deputy attorney general, a U.S. attorney for the District of Columbia and a judge for the Superior Court of the District of Columbia.
Secretary of the Interior Sally Jewell. Jewell was previously president and chief executive of outdoor recreation company REI. She replaced former Secretary of the Interior Ken Salazar.
Secretary of Agriculture Tom Vilsack. Vilsack was previously governor of Iowa.
Secretary of Commerce Penny Pritzker. One of the wealthiest women in America and an heiress to the Hyatt hotel fortune, she previously headed the investment firm PSP Capital Partners and an associated property firm, Pritzker Realty Group. Pritzker was national finance chairwoman of Obama's 2008 presidential campaign and national co-chairwoman of his 2012 campaign.
Secretary of Labor Thomas Perez. Perez formerly oversaw the Labor Department's civil rights division.
Secretary of Housing and Urban Development Shaun Donovan. Donovan was previously commissioner of the New York City Department of Housing Preservation and Development.
Secretary of Transportation Anthony Foxx. Formerly the mayor of Charlotte, N.C., he succeeds Ray LaHood in the position.
Secretary of Energy Ernest Moniz. Moniz is a physicist who has served on the faculty of MIT since 1973, with a research focus on energy technology and policy.
Secretary of Education Arne Duncan. Duncan was previously CEO of Chicago Public Schools.
Secretary of Veterans Affairs Eric Shinseki. He was previously chief of staff for the Army.
Homeland Security Secretary Jeh Johnson. As the Pentagon's former top lawyer, Johnson was appointed the Defense Department's General Counsel in 2009 after serving on Obama's transition team.
White House Chief of Staff Denis McDonough. McDonough was previously Obama's chief foreign policy advisor, a senior fellow at the Center for American Progress and an aide to the House International Relations Committee.
Environmental Protection Agency administrator Gina McCarthy. McCarthy previously served as assistant administrator in charge of air and radiation at the EPA.
U.S. trade representative Michael Froman. Froman was previously deputy national security adviser for international economic affairs. Before working for the White House, Froman was an executive at Citigroup and in the 1990s served as chief of staff to Treasury Secretary Robert E. Rubin.
U.S. ambassador to the United Nations Samantha Power. Power was previously a special assistant to the president and senior director for multilateral affairs and human rights at the National Security Council.
Council of Economic Advisors Chairman Alan B. Krueger. Krueger was previously Obama's assistant secretary for economic policy and chief economist at the U.S. Department of the Treasury. He's on leave from Princeton University.
Administrator of the Small Business Administration Karen Gordon Mills. Mills was previously president of private equity firm MMP Group and has served on a number of boards. She announced she plans to step down in February, but a successor has not been named.