Kit Eason takes you on a lightning tour of Microsoft's amazing functional-first language F#. Learn how to write beautiful, concise code! Solve complex problems! Write unit tests you can be proud of! Explore internet-scale databases with 'Type Providers'...
Kit was recently featured on Dot Net Rocks (a very enjoyable episode) where his humour and ability to make the subject interesting came across. You can hear the episode at http://www.dotnetrocks.com/default.aspx?showNum=885 . Kit also speaks at Skills Matter occasionally.