(CNN) — An inexpensive polypill is probably one of the best ways to solve the world’s heart problems, prominent cardiologists say. Never heard of a polypill? You’re not alone. This approach to ...

Like most engineers, I find myself drawn to complex puzzles. And the more complicated the problem, the more intrigued I am to solve it. This love for problem-solving was nurtured at a very young age.

Having a brilliant idea is just the beginning. The real magic happens in its implementation. As the notable Theodore Levitt wisely stated, "ideas are useless unless used." It's the execution that ...