Marcus is Director of International Projects at YouGov. He previously worked for the Labour Party in the UK and the Democratic Party in the US as well as for a number of think tanks and campaigning groups across Europe and America. He tweets as @marcusaroberts.
ArtikelRemain or Leave? What the numbers below the headlines tell us about the outcome
Are there any clues in the numbers below the surface to indicate which way voters might lean on June 23?
14 Jun 2016