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
Henry Louis Gates arrest controversy show, Gates stated that Crowley recently gave him the handcuffs used in the arrest. When asked what he would do with the handcuffs, Gates stated that he plans to donate the handcuffs to the Smithsonian's National Museum of African American History and Culture. Gates later revealed during a National Press Club luncheon that he had met with Sgt Crowley for a beer prior to the Beer Summit at the suggestion of President Bill Clinton. Gates said that he was moved when Crowley told him "Professor, all I wanted was to go home to my wife at the end of the