Monday, 4 May 2015 7:40 AM ET Warren Buffett, Berkshire Hathaway CEO, weighs in on the changing food preference in America. Monday, 4 May 2015 7:33 AM ET Warren Buffett, Berkshire Hathaway CEO, discusses 3G's management style. Monday, 4 May 2015 7:33 AM ET Warren Buffett, Berkshire Hathaway CEO, shares his thoughts on NetJet pilots picketing at Berkshire Hathaway's annual meeting. Monday, 4 May 2015 7:19 AM ET Warren Buffett, Berkshire Hathaway CEO, he shares his thoughts on the impact of activist investors, and hostile takeovers.