Lord Lawson, former chancellor of the exchequer and now chairman of climate sceptic thinktank, the Global Warming Policy Foundation.

Lord Lawson, who has spearheaded the exit campaign, is also founder of the Global Warming Policy Foundation, a climate sceptic thinktank.

For instance, Lord Lawson, one of the leaders of the Leave camp is also founder of the Global Warming Policy Foundation, a climate sceptic thinktank.