What Warren Buffett's successor Greg Abel can learn from Tim Cook about following an iconic CEO

Apple CEO Tim Cook succeeded the iconic Steve Jobs. Kevin Dietsch/Getty Images Greg Abel has replaced the legendary Warren Buffett as Berkshire Hathaway's CEO. Tim Cook, who took Apple's reins from Steve Jobs, has shown how to successfully follow an icon. Cook forged his own path, playing to his strengths while protecting what Jobs built. Greg Abel has taken on the Herculean task of succeeding Warren Buffett as Berkshire Hathaway's CEO. If he's looking for guidance, there's one person in pa...