Polling guru Nate Silver, of the FiveThirtyEight blog, has released his latest analysis of gubernatorial contests across the country. The upshot: Mark Dayton has a 77 percent chance of winning the governor's race based on polling results that have been released so far.

Nate Silver, the baseball/sabermetrics guru who brought a new level of sophistication to the analysis of political numbers when he launched fivethirtyeight.com in March 2008, posted a revised set of numbers on the most accurate political pollsters in the land last month -- and there are a few points of local interest.

Nate Silver, the one-time sports statistics guru (he cut his teeth at Baseball Prospectus) whose website fivethirtyeight.com rose to fame during the 2008 election cycle, ...