Heidi Alexander is a British politician who served as Deputy Mayor of London for Transport from 2018 to 2021. A member of the Labour Party, she was Member of Parliament (MP) for Lewisham East from 2010 to 2018.
Official portrait, 2017
A Deputy Mayor is a member of the London Mayoral cabinet, in the executive arm of the Greater London Authority. They serve as political advisors with responsibilities and powers corresponding to portfolios delegated by the Mayor. One of them must be designated as the Statutory Deputy Mayor, a member of the London Assembly who serves as the temporary Mayor during a vacancy or temporary incapacity of the Mayor.
Deputy Mayor of London