Related by context. Frequent words. (Click for all words.) 51 billionaires 46 Melinda Gates 44 Open Handset Alliance 44 philanthropy 42 Melinda Gates Foundation 42 philanthropic 42 & Melinda Gates 41 Warren Buffet 40 Google.org 40 Zuckerberg 40 Millennium Declaration 40 Warren Buffett 40 Dubai Cares 39 Global Compact 39 philanthropists 39 Buffett 39 Omidyar Network 39 Kochs 39 Stonesifer 38 Alwaleed 38 Make Difference Day 38 Philanthropy 38 Peter Thiel 38 Mark Zuckerberg 37 sovereign wealth funds 37 philanthropies 37 Rockefellers 37 Bernard Arnault 37 investor Warren Buffett 36 Kauffman Foundation 36 CEO Mark Zuckerberg 36 Lakshmi Mittal 36 wealthiest Americans 36 Philanthropist 36 billionaire Warren Buffett 36 Azim Premji 35 Copenhagen Accord 35 Carbon Disclosure Project 35 Nelson Peltz 35 Y Combinator 35 Raising Malawi 35 Saudi Prince Alwaleed 35 charitable foundations 35 Kyoto Treaty 35 Li Ka shing 34 Richest 34 signatories 34 billionaire investor 34 Prince Alwaleed 34 Boone Pickens 34 charitable donations 34 Vekselberg 34 billionaire George Soros 34 givers 34 bundlers 34 Hunch 34 Premji 34 Ewing Marion Kauffman 34 CEO Jeff Immelt 34 Millennium Development Goals 34 GAVI Alliance 34 Kresge Foundation 34 neglected tropical 34 Climate Leaders 34 Meebo 34 Bezos 33 donors 33 Blippy 33 Mo Ibrahim 33 Nandan Nilekani 33 Valleywag 33 eradicate polio 33 Vinod Khosla 33 Wikimedia Foundation 33 Berkshire Hathaway Inc 33 Nobel Laureates 33 industrialized nations 33 Billionaires 33 Berkshire Hathaway 33 Pew Charitable Trusts 33 Amartya Sen 33 BRIC countries 33 Soulforce 33 CEO Jeff Bezos 33 OLPC 33 RockMelt 33 Sergey Brin 33 superrich 33 WL Ross 33 Kyoto Protocol 32 NR Narayana Murthy 32 Red Kettle 32 MDGs 32 wealthiest 32 Plaxo 32 Copenhagen Climate 32 Grameen Foundation 32 sovereign wealth fund 32 tycoon Li Ka 32 founder Mark Zuckerberg 32 Techcrunch