Susannah Walker runs the consultancy In Her Space, which works with councils, developers and designers to ensure that the needs of women and girls are designed into public space, with a particular focus on safety and inclusive design.  Before this, as one of the co-founders of the charity Make Space for Girls, she campaigned for better facilities for teenage girls in parks and other leisure spaces.  She is also an author and has a past career as a television producer for the BBC and Channel 4.