Bill Gates Sr. Regents for the University of Washington, and is a co-chair of the Bill and Melinda Gates Foundation, which his son Bill and his daughter-in-law Melinda founded. He has served as a director for Costco Wholesale, a bulk retail corporation, since 2003. He is also a founding co-chair of the Pacific Health Summit. He has adopted the suffix "Sr." to distinguish himself from his more famous son. Gates is co-author, with Chuck Collins, of the book "Wealth and Our Commonwealth: Why America Should Tax Accumulated Fortunes", a defense of the policies promoted by the estate tax. He married Mary Maxwell Gates
Bill Gates operating system, because he believed that other hardware vendors would clone IBM's system. They did, and the sales of MS-DOS made Microsoft a major player in the industry. Despite IBM's name on the operating system, the press quickly identified Microsoft as being very influential on the new computer. "PC Magazine" asked if Gates were "the man behind the machine?", and "InfoWorld" quoted an expert as stating "it's Gates' computer". Gates oversaw Microsoft's company restructuring on June 25, 1981, which re-incorporated the company in Washington state and made Gates the president of Microsoft and its board chairman. Microsoft launched its first