Warren Buffett of Berkshire Hathaway (BRK.B 1.11%) has proven himself to be one of the greatest stock pickers of all time, but should investors blindly follow his decisions? In this segment from The Motley Fool's everything-financials show, Where the Money Is, analysts David Hanson and Matt Koppenheffer play a round of "Making the Grade" and discuss some reinsurance companies like Platinum Underwriters (NYSE: PTP), as well as debate the merits of mimicking Buffett.