This from ESI-Africa, a website focused on energy issues for Africa.
Ambassador Richard H. Jones, deputy director of the International Energy Agency (IEA), opened the IEA’s April conference by-lined Clean Energy Progress, by saying global temperatures are “probably” going to rise by “six degrees Celsius” by about 2050.
According to the IEA website, Jones has a degree in mathematics. I guess this was a long time ago.
(The Hockey Stick Illusion gets a mention in the article too)