Paul Thomas is director of mathematics for K12. Previously, he taught mathematics and computer science at the Thomas Jefferson High School for Science and Technology in Fairfax County, Virginia. While at Jefferson, he was a contributing author for the mathematics textbook series Mathematics: Modeling Our World. Paul also has managed corporate training departments, and developed classroom, computer-based, and web-based training products that have been used by companies such as Oracle, IBM, Microsoft, and Novell. He holds a B.S. in Mathematics and an M.S. in Operations Research from George Mason University.