David Ginsburg is currently vice president of Marketing and Product Management for Allegro Networks, a Silicon Valley startup that is building the first multi-router system. Prior to joining Allegro, he was a vice president of Marketing at Nortel Networks. He went to Nortel via its acquisition of Shasta Networks, where he was a founding member of Shasta's marketing team that defined the industry's first broadband-services strategy. Before joining Shasta, Dave was with Cisco Systems as product manager for their DSL aggregator platform. Earlier roles at Cisco included WAN and LAN consulting engineering for key cusomers, at which time he was responsible for LAN switching, as well as ATM standardization and deployment. He is also a partner in Thira Systems (www.thirasystems.com), an internetworking-focused strategic marketing consultancy. Dave is the author of two other books in the field of networkingATM: Solutions for Enterprise Internetworking (1999) and mplementing ADSL (1999), both of which are available from Addison-Wesley.
Marie Hattar is currently director of Product Marketing with the Nortel Networks Intelligent Internet business unit. She manages end-to-end product solutions, product definition, strategy, and market messaging for Nortel security solutions. Prior to this position, she was chief architect in the CTO office. Earlier roles included product management at Shasta, developing an IP Services Switch, and at Aptis Communications (acquired by Nortel Networks). She works extensively with ILECs, CLECs, SPs, and data centers to understand and solve their unique technical, business, and regulatory requirements for delivering profitable solutions in broadband IP services both now and for the future. In addition, Marie is a partner in Thira Systems (www.thirasystems.com), an internetworking-focused strategic marketing consultancy. She is also the treasurer of the Broadband Content Delivery Forum.