Alvin E. Roth, also known as Al Roth, is someone who won the Nobel Prize in Economics in 2012. He is known for helping to make the markets work better for everyone. He figured out how to match people who need jobs with the companies that need those people in a way that works best for everyone. He also figured out how universities can match students to their best college. In simpler terms, Al Roth figured out how to match people to the things they need in the most efficient way possible.