Shortly after the Climategate emails broke, an guest article was posted at Climate Audit. The article is important, but was rather overlooked by the sceptic community in all the excitement over the emails. “The Hockey Stick and the Milankovitch Cycle” uses some of the Climategate files to solve one of the remaining mysteries of the Hockey Stick.
This is my attempt to put the post into layman's language. It's rather long so you may want a cup of coffee to keep you company.
Read it at the link below.