Alibhai-Brown was a research fellow at the Institute for Public Policy Research (IPPR), a think tank associated with New Labour, from 1996 to 2001. She ended her connection with the Labour Party over the 2003 war in Iraq and other issues, and supported the Liberal Democrats in the 2005 and 2010 general elections. She is senior research associate at the Foreign Policy Centre, an honorary fellow at Liverpool John Moores University, and honorary visiting professor at Cardiff and Lincoln Universities.