Stephan is owner of ConservativeHome, and a former columnist for the site.
As co-founder and Chief Innovations Officer of the YouGov opinion polling company, Stephan plays a key role in inventing and implementing the YouGov model. He is responsible for YouGov's commercial development and strategy and in charge of research and development and creating new business tools.
Stephan has been an educationist, writer and political campaigner, and was also founding Principal of Landmark West Preparatory school in Los Angeles. Stephan has written extensively on education policy for the national press, has had research published in academic and Think Tank journals, and was a policy director for Jeffrey Archer's Mayoral bid before founding YouGov in 2000. He has an MA in English Language and Literature from Oxford University.