A former NHS chief nurse, the 63-year-old became a priest in 2006 and was appointed as the first female Bishop of London in 2018 - the third most senior member of clergy in the Church of England.
It is the first time in nearly 500 years of history that the Church nominated a woman to lead it. The Church had been without someone in the top job for almost a year, after Justin Welby resigned over his failure to report a prolific child abuser.