Mary Ann Corinna Howard Sieghart (born 6 August 1961) is an English author, journalist, radio presenter and former assistant editor of The Times, where she wrote columns about politics, social affairs and life in general. She has also written a weekly political column in The Independent. Her best-selling book, The Authority Gap: Why Women Are Still Taken Less Seriously Than Men, and What We Can Do About It, was published by Transworld/Doubleday in July 2021.