Evangelos Petroutsos is a computer engineer who gained much of his experience at the California Institute of Technology and MCI. Currently, he writes computer books and works as a computer communications consultant. He has authored and co-authored dozens of programming titles, including the best-selling Mastering Visual Basic 6, Mastering Database Programming with Visual Basic, and Visual Basic 6 Developer's Handbook, all from Sybex. A Visual Basic programmer since version 1, Evangelos has taught numerous VB courses and worked as a consultant on many VB projects.