In 2009, she left the Corporation proper to head up BBC Worldwide's operations in the United States. Along with her went Julie Gardner and Russell T Davies, and it was largely through their efforts that Torchwood became an American co-production for series 4. She is therefore an executive producer on Torchwood: Miracle Day. Despite the amount of support she's given to Doctor Who and its related programmes, Miracle Day is the first time she's received an on-screen credit for a DWU programme. Thus, she only has formal credit on the following episodes: