Christina is a leading media and intellectual property law barrister. She is the author of The Law of Photography & Digital Images (Sweet & Maxwell). During 2011, she was regularly seen on television during the Leveson Inquiry in which she acted as Counsel for one of the core participants. Christina is appointed to the Attorney General’s Panel of Counsel authorised to act on behalf of government departments.

From 2010 to 2014, Christina was the Chairman of Radio Lollipop London. In 2015, she was elected a Bencher of Gray's Inn.