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 global health, and is working with Rotary International to eliminate polio. Gates was born in Seattle, Washington, on October 28, 1955. He is the son of William H. Gates Sr. (b. 1925) and Mary Maxwell Gates (1929–1994). His ancestry includes English, German, Irish, and Scots-Irish. His father was a prominent lawyer, and his mother served on the board of directors for First Interstate BancSystem and the United Way. Gates' maternal grandfather was J.W. Maxwell, a national bank president. Gates has one older sister, Kristi (Kristianne), and a younger sister, Libby. He is the fourth of his name in his family,