Geoffrey Moore is the founder and president of The Chasm Group (TCG), a firm providing marketing strategy and organizational services to such leading high technology companies as Apple, AT&T, Hewlett Packard, Oracle, and Sun Microsystems. He is also a venture partner with Mohr Davidow Ventures, a California-based venture capital firm specializing in specific technology markets including e-commerce, internet, enterprise software, networking and semiconductors. As a venture partner at Mohr Davidow, Moore provides market strategy advice to their high-tech portfolio companies.

He is the author of "Crossing the Chasm" and, most recently, "Inside the Tornado". He holds a bachelor's degree from Stanford University and a Ph.D. from the University of Washington, both in literature, and served as an English professor at Olivet College. Geoff is a frequent speaker and lecturer at industry conferences and his books are required reading at Stanford, Harvard, MIT and other leading business schools.

In his books as well as in his lectures, Moore introduces people to the gap or "chasm" that innovative companies and their products must cross in order to reach the lucrative mainstream market. Focusing on the Technology Adaptation Life Cycle, he demonstrates how market forces are driving the need for radical shifts in market strategy and prescribes appropriate tactics for succeeding in each stage of the cycle. Moore is a frequent speaker and lecturer at industry conferences and business schools.