#5 Yahoo's Tragedy

In past, Yahoo! was been a stage for many tragedy dramas, especially when it comes to selection of CEOs. The company’s biggest investors didn’t have any qualms when it comes to kick the CEO out. The co-founder and then CEO of Yahoo!, Jerry Yang was kicked out of his executive position by Carl Icahn, the company’s investor, in June 2008, to force an acquisition by Microsoft. And most recently, another Yahoo! investor Dan Loeb gutted new CEO Scott Thompson just five months after he assumed the big chair in January 2012. Thompson's mistake was that he fibbed on his résumé, claiming a computer science degree he did not possess.

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