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
Bill Gates the construction of the Gates Computer Science Building, completed in January 1996, on the campus of Stanford University. The building contains the Computer Science Department (CSD) and the Computer Systems Laboratory (CSL) of Stanford's Engineering department. On August 15, 2014, Bill Gates posted a video of himself on Facebook in which he is seen dumping a bucket of ice water on his head. Gates posted the video after Facebook founder Mark Zuckerberg challenged him to do so in order to raise awareness for the disease ALS (amyotrophic lateral sclerosis). Since about 2005, Bill Gates and his foundation have taken an