Jerry Yang, one of the two founders of Yahoo, leaving the company after 17 years. “The time has come for other interests outside of Yahoo to pursue.”

Source: Yahoo
His departure came to the company itself is still quite unexpectedly. Yang, ongoing problems of the company.
Yahoo had long been rudderless. Successive directors failed to formulate a clear strategy. In early January, Scott Thompson, the former CEO of PayPal payment business, as new Yahoo CEO was appointed .
Yang founded Yahoo in 1995 with James Filo. In the early days both Yang and Filo often sell their own site with a simple stand at U.S. exchanges. Initially the site was not much more than a signpost for the web, but slowly grew into a conglomerate of Yahoo sites and services. The Yahoo campus in Silicon Valley encompasses several buildings.
In all those years was the involvement of Yang with the company great. He was also on the Board of Directors of Alibaba and Softbank shareholders.
Yang has always resisted selling the company, although there were serious candidates, including Microsoft. His influence was also the main reason of his conclict the shareholder activist Dan Loeb, who wanted Yang stepped down. In a statement, Yang said the greatest confidence in the new CEO Scott Thompson.