Last updated: 01/03/2004 Tom Ratkovich Tom Ratkovich is the president of ASTECH INTERMEDIA. Prior to founding ASTECH in 1992, Tom held management positions with National Demographics & Lifestyles, Inc. and Claritas Corporation. Email ter@astech-intermedia.com Articles by Tom Ratkovich FEATURE Segmentation strategies By Tom Ratkovich | 01/03/2004