To my wife and kids for their support while I was writing this book.
MSW

To my parents and siblings for their encouragement and pride in all that I do. And to my coauthors of this book, all the lessons, debates, and work we have done together will benefit me for many years to come.
SEL

To David and Edith Simchi-Levi, who had the vision (and the aplomb) to allow me to work with networks (and businesses) in the “real world.”
PJC

To my family for their motivation and support through this exciting journey.
JJ