I first met Sen. Marco Rubio at a Republican fundraiser in 2014 where he was the featured speaker."Hi, my name is Mark Thies", I said. "I'm an Engineering Professor at Clemson.""Engineers!", he said. "Boy, we sure need a lot more of them, don't we!"I shook my head in wonder at his comment. Indeed, if you get your news from the mainstream media you might think there's a big shortage of students in science, technology, engineering and math (STEM). The truth, however, is quite different. For example, Clemson's engineering enrollment has reached almost 5,300 students - an 80 percent increase since 2008! In my...