Our Team

Paul F. Velleman, Ph.D. Founder


Paul is the chairman, chief scientist, and founder of Data Description and an Associate Professor of Statistical Sciences at Cornell University. He is a Fellow of the American Statistical Association and a Fellow of the American Association for the Advancement of Science. Paul has published numerous books and articles on modern data analysis methods, graphical data analysis methods, and statistical computing. He is the designer of Data Desk and the principal pedagogy designer and author of ActivStats, for which he won the 1997 ICTCM Award for Contributions to Mathematics Teaching through Technology and the 1998 EDUCOM Medal.


John C. Sammis President


John is the President and Chief Operating Officer of Data Description. He combines a B.S. in Engineering from Clarkson University with an M.B.A. from Cornell University’s Johnson Graduate School of Management. John has spent over 30 years in the technology industry and has extensive experience in predictive modeling and analytics, project management, product marketing, software design and cash flow management.

Phone: 607-257-1000 | P.O. Box 4555, Ithaca, NY 14850
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