David is the director of Demos.

He is the founder and former editor of Prospect magazine, which he set up in 1995. David has grown Prospect into Britain's leading current affairs monthly and he remains the magazine's editor-at-large.

David is a prominent figure in public debate in the UK. He is a well-known broadcaster, author, commentator and journalist who regularly contributes to the Guardian, the Independent, the Times and the Financial Times. Before Prospect, David was a correspondent for the Financial Times for 12 years - including a stint in Germany during the unification period.

David is currently working on a book, The British Dream, about postwar multiculturalism, national identity and immigration. He is married to the FT columnist Lucy Kellaway—they have four children and live in Highbury, north London.