To Roger, without whom there would never have been an IP Value Hierarchy—in fact, without whom there would never have been anything of value.

Julie L. Davis

For my father and brother, who have helped make every one of my dreams come true. Thank you for having the tenacity to continue to push the boundaries of knowledge, even in the face of adversity.

Suzanne S. Harrison

Get Edison in the Boardroom: How Leading Companies Realize Value from Their Intellectual Assets now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.