Greenblatt, Gosper, Woz, Draper (Captain Crunch), Roberta Williams, Stallman.<p>If you&#x27;re reading this and you haven&#x27;t read Levy&#x27;s &quot;Hackers&quot;, stop reading this and do so.<p>Also Brendan Gregg. He&#x27;s really good at what he does, he clearly loves doing it, and everything he learns about doing it he tells everyone else as fast as he can. He&#x27;s a demonstration of the hacker ethic.