Who are the driving forces in the tech industry? The Silicon Valley CEOs? The regulators and academics? Or perhaps the lesser know men-behind-the-men?
Welcome to silicon.com's fifth annual Agenda Setters poll, in which we reveal the 50 most influential individuals in tech. Some are household names, some you've never heard of. But they'll all play a key role over the next year and remain influential long after.
Read on for our individual biographies, in-depth analysis and more about the panel who chose the 50. And don't forget to cast your own vote for who you'd choose as number 1.