Dr. Paul Jespers is Professor Emeritus at UCL, Louvain-la-Neuf, Belgium, and has been visiting professor at Stanford ('67-'69) and UC Berkeley ('90-'91).
He has co-authored several books, and in 2001 published "Integrated Digital-to-Analog and Analog-to-Digital Converters" which was published by Wiley (ISBN 0-19-856446-5)