Are entrepreneurs the grumpy gits of business?

Since becoming deputy chairman of the Centre for Entrepreneurs I’ve marveled at the ingenuity of those I’ve come across in this zone. Nearly always, successful entrepreneurs have thrived on innovation. Yet this isn’t always obvious: in many cases it’s what renowned entrepreneurial author Daniel Isenberg (in his book Worthless, Impossible and Stupid) calls minnovation: small changes to existing offerings or …