Defenders of traditional English language and grammar often present themselves as purists but New Generation Thinker John Gallagher, from Cambridge University, argues that we have always borrowed words and adapted phrases. His essay outlines the impact C16th and C17th global exploration and trade had on our native tongue. Recorded on Sunday 27th October 2013 in front of a live audience at Sage Gateshead as part of Radio 3's Free Thinking festival.