JOHN LLOYD is a broadcaster by trade. As a radio producer he devised The News Quiz and To the Manor Born before moving to television to start Not the Nine O'Clock News, Spitting Image and Blackadder. He lives by the motto of the German mystic Henry Suso (1300-66): 'By ignorance the truth is known.'
JOHN MITCHINSON is from the world of books. The original Marketing Director of Waterstone's, he became Managing Director of Cassell, where he published The Beatles, Michael Palin and Brewer's Dictionary of Phrase and Fable. He's with the Chinese philosopher Lao-Tzu: 'To know that you do not know is the best. To pretend to know when you do not know is a disease.'
Visit them at www.qi.com or follow them on www.twitter.com/qikipedia

John Lloyd CBE is the creator of QI and founding producer of The News Quiz, Not the Nine O'Clock News, Spitting Image,Blackadder and No Such Thing As The News.
John Mitchinson is from the world of books. The original Marketing Director of Waterstone's, he became Managing Director of Cassell, where he published The Beatles, Michael Palin and Brewer's Dictionary of Phrase and Fable, and now runs Unbound. He's with Einstein: 'There are only two ways to live your life. One is as though nothing is a miracle. The other is as though everything is a miracle.'