Tom Wickham-Jones has worked for Wolfram Research on the implementation of Mathematica since 1990. He is currently the Director of Kernel Technology. He has worked on many details of the Mathematica programming language, as well as other areas such as graphics. In addition he is the architect of webMathematica and Wolfram Workbench. In 1992 he published the book Mathematica Graphics: Techniques and Applications. His most recent work has focused on the Mathematica compiler and parallel computation.