Betty White, Colonel Sanders, Ariana Huffington. Photos: Instagram

Mark Zuckerberg and Bill Gates were once teenage whizkid entrepreneurs – but for most, success in business begins at 40, as these 14 people show

Despite stories of start-up whizkid entrepreneurs, research suggests founders over the age of 40 run more successful companies

Topic |   Fame and celebrity
Betty White, Colonel Sanders, Ariana Huffington. Photos: Instagram
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