Theresa May has served as the MP for Maidenhead since 1997. She was a member of the Shadow Cabinet from 1999 to 2010, and from 2002 to 2003 she was the first female Chairman of the Conservative Party. She was appointed Home Secretary in 2010 and became the longest-serving Conservative Home Secretary for over a century. She served as Prime Minister from 2016 to 2019. The Abuse of Power is her first book.