Dent was born in Woking, Surrey. She was educated at the Marist Convent in Ascot, an independent Roman Catholic day school, with a term at Eton College to study for Oxbridge entrance exams. She went on to Somerville … See more

Dent is well known as the resident lexicographer and adjudicator for the letters rounds on Channel 4's longest-running game show, Countdown. She began working on Countdown in 1992 at the insistence … See more