Ashton Kutcher is a modern-day Renaissance Man, with his movie, television and social media ventures, but this Monday, all eyes will be on him as he makes his debut on the hit sitcom "Two and a ...

With more than 7 million Twitter followers and his frequent speaking engagements at tech conferences like Fortune's Brainstorm and TechCrunch Disrupt, it's safe to call Ashton Kutcher a social ...