Jim Reid, Nominum, Inc., started using a PDP11/45 running V7 Unix 21 years ago and has been working with Unix systems ever since. He worked for three years at Origin on behalf of Philips Electronics where he wrote a DNS management system and designed, built and ran the DNS infrastructure for the corporate network, one of the biggest in the world. He has over a decade's experience in writing and teaching training courses ranging from kernel internals to system administration and network security to DNS administration. He's a frequent speaker at conferences and workshops in Europe and the US. His book on DNS Administration with BIND9 will be published in late 2001 or early 2002.