Cases and Teaching Materials

"Fazeshift: AI for AR" (with Rembrand Koning and Nicole Keller). Harvard Business School Case 826-181, February 2026.

"Gamma: Slides in the Blink of AI" (with Rembrand Koning and Nicole Keller). Harvard Business School Case 826-001, December 2025. (Revised February 2026). 

"Rated: In Search of Strategic Options." INSEAD Case, January 2021. 

"Advertising Experiments at RestaurantGrades" (with Weijia Dai and Michael Luca). Harvard Business School Exercise 916-038, March 2016. (Revised February 2018.)

"Advertising Experiments at RestaurantGrades" (with Weijia Dai and Michael Luca). Harvard Business School Teaching Note 916-039, March 2016.  

"Coursera" (with Ramon Casadesus-Masanell). Harvard Business School Case 714-412, August 2013. (Revised September 2015.) 

"Patagonia" (with Ramon Casadesus-Masanell and Forest Reinhardt). Harvard Business School Case 711-020, August 2010. (Revised October 2010.)  

"Patagonia (TN)" (with Ramon Casadesus-Masanell and Forest Reinhardt). Harvard Business School Teaching Note 711-081, March 2011.  

Other Publications

"Designing Better Online Review Systems" (with Geoff Donaker and Michael Luca). Harvard Business Review, November-December 2019 Issue.

"How Companies Can Use the Data They Collect to Further the Public Good" (with Edward L. Glaeser and Michael Luca). Harvard Business Review (website) (May 16, 2018). 

"Using Traditional and Digital Data Sources Together in Economic Research" (with Edward L. Glaeser and Michael Luca). Vox, CEPR Policy Portal(January 17, 2018).