Nate Silver explains how he builds his forecasting models. – [VIDEO] Posted on March 9, 2010 by admin Via Joe Weisenthal Related PostsSXSW: Nate Silver explains how he approached political forecasting for the 2008 US presidential elections. – [VIDEO]Pollster John Zogby attacks statistician Nate Silver. – You take other peoples polls, compare records for predictions, add in some purely arbitrary (and not transparent) weights, then make your own projections and rankings.Political Forecasting: Justin Wolfers vs. Nate Silver