Christopher Monkton
Potholer54 has written a letter to Monkton that you will want to read, and he's also made a video that you will want to see. First the letter (from here):
Open letter to Christopher Monckton - please return to the debate
Dear Mr. Monckton,
A couple of months ago you entered into a debate with me on wattsupwiththat.com (See "Update on the Monckton-Hadfield debate" - http://wattsupwiththat.com/2012/02/07/update-on-the-monckton-hadfield-d…) about alleged errors in your public lectures - allegations that I made in a series of videos on my YouTube channel "Potholer54". But as soon as I presented…