3 Stocks the World's Best Investors Are Buying Right Now

Warren Buffett has proven himself time and again to be one of the greatest investors of all time. And even at 87 years of age, he continues to prove his chops. Considering that his simple approach -- buying great companies at fair prices, then holding for the long term -- has proven incredibly effective, it shouldn't be surprising that many Foolish investors take note when the Oracle makes a move.

On the other end of the publicity spectrum, you have Julian and Felix Baker, two far-less well-known investors who have proven nearly uncanny in their ability to pick upstart biotech companies very early in their public existences, but get far less notice from the press.