Paul Wellin worked for Wolfram Research from the mid 1990s through 2011 directing the Mathematica training efforts with the Wolfram Education Group. He has taught mathematics at both public schools and at the university level for over 12 years. He has given talks, workshops and seminars around the world on the integration of technical computing and education and he has served on numerous government advisory panels on these issues. He is the author of several books on Mathematica.