This campaign raised approximately $25 million. The contributors included such prominent figures as Bill Gates, who donated $400,000; Pierre M. and Pamela Omidyar, the founders of eBay who together gave $1 million; Gordon Gund, the owner of the Cleveland Cavaliers basketball team, who contributed $1 million; Herbert M. Sandler, chairman of the board of World Savings Bank, who gave $500,000; John Doerr, a Silicon Valley venture capitalist, who donated $2 million; and William Bowes Jr., a founder of Amgen (a biotech company), who gave $600,000.