ABOUT THE AUTHORS AND ACKNOWLEDGMENTS
Both of us grew up in Germany but pursued (for Germans) uncommon education paths. After receiving a diplom in business information technology at the University of Mannheim, Christian studied at INSEAD in France to receive his PhD in management. Similarly, after completing German high school, Nicolaj went to Stanford University as an undergraduate, receiving a BA in economics, and then on to Harvard, studying under Michael Porter, to receive a PhD in business economics. We both joined the Wharton School of the University of Pennsylvania in 1998 as faculty members, Christian in the Operations, Information and Decisions Department and Nicolaj in the Management Department. Over time, we worked ourselves up ...