Warren E. Buffett, the chairman of Berkshire Hathaway Inc. and one of the world’s wealthiest men, plans to donate the bulk of his $44 billion fortune to the Bill & Melinda Gates Foundation and four other philanthropies starting in July. The donations, outlined in a series of letters that Mr. Buffett released yesterday and will execute today, represent a singular and historic act of charitable giving that vaults him into the top tier of industrialists and entrepreneurs like Andrew Carnegie, John D. Rockefeller Sr., Henry Ford, J. Paul Getty, W. K. Kellogg and Mr. Gates himself, all men whose fortunes have endowed some of the world’s richest private foundations. Mr. Buffett plans to give away 85 percent of his fortune, or about $37.4 billion, all in Berkshire stock. Of that amount, he will channel the greatest share, about $31 billion, into the Gates Foundation. The Gates Foundation, dedicated to improving health and education, especially in poor nations, is already the United States’ largest grant-making foundation, with current assets of almost $30 billion. Mr. Buffett’s huge contribution may permanently solidify that philanthropy’s standing as the biggest and most influential organization of its kind. Mr. Buffett will join Mr. and […]