An additional 14 individuals and couples from seven different countries joined the Giving Pledge, an initiative launched by Warren Buffett and the Bill & Melinda Gates Foundation in 2010. The pledge's goal is to encourage billionaires and their families to dedicate the majority of their wealth—at least half—to philanthropic causes, either during their lifetimes or after their deaths.
The new signatories an**unced Tuesday include Australian gaming tycoon Leonard H. Ainsworth, easyJet airline founder Stelios Haji-Ioan**u, and investor Robert F. Smith. Past signers include Facebook CEO Mark Zuckerberg, Chobani yogurt founder Hamdi Ulukaya, and former New York City Mayor Michael Bloomberg. Read more...