There are certainly other investors who deserve a spot in the Investor's Hall of Fame; however, the common threads remain the same. Each of the investors we've mentioned, and several others, are not afraid to challenge the conventional wisdoms of investing. Each looks for solid companies that have strong competitive advantages and looks to invest in these companies for a long period of time. And of course, the price they pay for their investments matters. In our opinion, these stock-pickers are on to something.