This book is based on the proceedings of The Electronic Call Auction: New Answers to Old Questions, a conference hosted by the Zicklin School of Business on May 16, 2000. The text includes the edited transcripts of the panel discussions and separate addresses by three major industry executives Douglas M. Atkin, formerly President and CEO, Instinet Corporation; Kenneth D. Pasternak, formerly President and CEO, Knight/Trimark Group, Inc., and William J. Brodsky, Chairman and CEO, Chicago Board Options Exchange. The electronic call auction is an important trading vehicle in many market centers around the world, but is not well understood in the US. What are call auctions?