Bill Gates away half of its value, as detailed in "The Power of Half". Gates and his wife invited Joan Salwen to Seattle to speak about what the family had done, and on December 9, 2010, Bill and Melinda Gates, and investor Warren Buffett signed a commitment they called the "Giving Pledge." The pledge is a commitment by all three to donate at least half of their wealth over the course of time to charity. Gates has also provided personal donations to educational institutions. In 1999, Gates donated $20 million to the Massachusetts Institute of Technology (MIT) for the construction of a
USS Thomas S. Gates put into Gibraltar on 10 October, she turned over with guided missile cruiser on 16 October before sailing to Bermuda, arriving there 25 October 1997. That same day, just after embarking crew relatives for a Tiger cruise home, the cruiser responded to a distress call, recovering two crewmen from the drifting sailboat "Glou Glou". "Thomas S. Gates" arrived home at Norfolk on 27 October 1997. On 25 September 1999, "Thomas S. Gates" responded to a call for assistance from the United States Coast Guard vessel , then in the process of conducting boarding operations of the suspect merchant vessel "Love".