Independent Natural Food Retailers Association will be holding the 2015 Annual Conference from June 21-24, 2015 in Saint Paul, Minnesota. Bo Burlingham will be the Conference's keynote speaker. Bo Burlingham joined Inc. in January 1983 as a senior editor and became executive editor six months later. In 1990, he resigned and became editor-at-large. Subsequently he wrote two books with Jack Stack, the co-founder and CEO of Springfield Remanufacturing Corp. and the pioneer of open-book management. One of the books, The Great Game of Business, has sold more than 300,000 copies. The other, A Stake in the Outcome, has been called "the first management classic of the new millennium."