H.J. Heinz was an ingenious businessman with an obsessive - and odd- personality, says Joshua Kendall. Here, a selection from a 1930 Heinz recipe book. Credit: alsis35 / Flickr Creative Commons

Ever notice that many famous innovators seem a bit…prickly? Joshua Kendall, author of "America's Obsessives," says visionaries - like H.J. Heinz and Melvil Dewey - often exhibit the kind of obsessive behavior that leads to great ideas, but troublesome personal lives. Read more...

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