In 1995 my agent called and said, "Mac, I got an audition for you. It’s this system where people talk and you… uh, you talk and people… oh, just get in here, willya?!"

I got the gig and ever since, have been delighting the nation’s largest clients, thousands of consumers and the very, very picky tech guys in between. Here's a sample of what this fascinating new field sounds like.