Answer
Mike Leavitt preceded Kathleen Sebelius as the Secretary of Health and Human Services. Leavitt served in the position from 2005 to 2009, while Sebelius served from 2009 to 2014. During his time in office, Leavitt focused on improving the quality of health care and reducing the cost of health care. He also worked to improve the health of the nation's children and families.