• Article

Everybody Else Is Doing It: Exploring Social Transmission of Lying Behavior

By: Heather E. Mann, Ximena Garcia-Rada, Daniel Houser and Dan Ariely

Lying is a common occurrence in social interactions, but what predicts whether an individual will tell a lie? While previous studies have focused on personality factors, here we asked whether lying tendencies might be transmitted through social networks. Using an... View Details

Keywords: Behavior; Values and Beliefs; Social and Collaborative Networks

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Mann, Heather E., Ximena Garcia-Rada, Daniel Houser, and Dan Ariely. "Everybody Else Is Doing It: Exploring Social Transmission of Lying Behavior." PLoS ONE 9, no. 10 (October 2014).

• 17 Oct 2023
• Blog Post

HBS Section I Celebrates Parents, Mentors, and Partners Day

else in between. And so, it came as no surprise that our section came together on a spring Saturday to fulfill this very purpose. We had a total of 81 guests, including attendees both in person and via Zoom. These individuals journeyed... View Details

• 08 Aug 2022
• HBS Case

Building an 'ARMY' of Fans: Marketing Lessons from K-Pop Sensation BTS

ones in my family to stream songs. I felt like BTS and I were inseparable, so that made me try harder for their success.” BTS’ connection with its fans became evident when it first earned the Billboard Music Award for Top Social Artist in... View Details

Keywords: by Shalene Gupta; Media & Broadcasting; Music

• 2024
• Working Paper

Hidden Alpha

By: Manuel Amman, Alexander Cochardt, Lauren Cohen and Stephan Heller

This paper documents the central role of hidden connections between fund managers and firm officers in financial markets, drawing on an extensive dataset of over 100 thousand manually identified Facebook profiles and their 35 million Facebook friends. Our findings... View Details

Keywords: Returns; Investment Return; Networks

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Amman, Manuel, Alexander Cochardt, Lauren Cohen, and Stephan Heller. "Hidden Alpha." Working Paper, 2024. (Winner of the 2022 Chicago Quantitative Alliance Academic Paper Competition. First Prize presented by Chicago Quantitative Alliance. Winner of the Institute for Quantitative Investment Research (INQUIRE) Grant, 2023.)

• July 1997
• Teaching Note

First Year Marketing Module Summary: Evolution of Marketing TN

By: John A. Deighton

Describes the organization of a four- or five-case module that concludes the Marketing Management course in the First Year curriculum at Harvard Business School and offers a look to the future. Covers introductory remarks to students at the start of the module, some... View Details

Keywords: Forecasting and Prediction; Learning; Information; Marketing

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Deighton, John A. "First Year Marketing Module Summary: Evolution of Marketing TN." Harvard Business School Teaching Note 598-017, July 1997.

• October 19, 2021
• Article

The Facebook Trap

By: Andy Wu

Facebook has a clear mission: Connect everyone in the world. Clarity is good, but in Facebook’s case, it has also put the company in a bind because the mission—and the company’s vision for creating value through network effects—has also become the source of its biggest... View Details

Keywords: Business And Society; Mission and Purpose; Network Effects; Value Creation; Corporate Accountability; Strategy

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Wu, Andy. "The Facebook Trap." Harvard Business Review Digital Articles (October 19, 2021).

• January 2013
• Article

Not Just for Stereotyping Anymore: Racial Essentialism Reduces Domain-General Creativity

By: Carmit Tadmor, Melody Chao, Ying-yi Hong and Jeff Polzer

Individuals who believe that racial groups have fixed underlying essences use stereotypes more than do individuals who believe that racial categories are arbitrary and malleable social-political constructions. Would this essentialist mind-set also lead to less... View Details

Keywords: Prejudice and Bias; Creativity; Race

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Tadmor, Carmit, Melody Chao, Ying-yi Hong, and Jeff Polzer. "Not Just for Stereotyping Anymore: Racial Essentialism Reduces Domain-General Creativity." Psychological Science 24, no. 1 (January 2013).

• 16 Mar 2023
• Blog Post

Insights and Inspiration: A Look Back at the Summer Venture in Management Program

Business School is committed to removing all barriers to opportunity. I was therefore excited to immerse myself in an environment where I get to learn and connect with individuals from diverse backgrounds. I... View Details

The Content Trap

Companies everywhere face two major challenges today: getting noticed and getting paid. To confront these obstacles, Bharat Anand examines a range of businesses around the world, from Chinese Internet giant Tencent to Scandinavian digital trailblazer Schibsted,... View Details

• 2018
• Working Paper

Forecasting Airport Transfer Passenger Flow Using Real-Time Data and Machine Learning

By: Xiaojia Guo, Yael Grushka-Cockayne and Bert De Reyck

Problem definition: In collaboration with Heathrow Airport, we develop a predictive system that generates quantile forecasts of transfer passengers’ connection times. Sampling from the distribution of individual passengers’ connection times, the system also produces... View Details

Keywords: Quantile Forecasts; Regression Tree; Copula; Passenger Flow Management; Data-driven Operations; Forecasting and Prediction; Data and Data Sets

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Guo, Xiaojia, Yael Grushka-Cockayne, and Bert De Reyck. "Forecasting Airport Transfer Passenger Flow Using Real-Time Data and Machine Learning." Harvard Business School Working Paper, No. 19-040, October 2018.

• 09 Aug 2024
• Blog Post

Addressing Inequities in Education: Social Enterprise Summer Fellow Amal Tariq (MBA 2025)

in public education across the United States, but also because of the community element of the Education Pioneers fellowship. The fellowship has connected me with a supportive and diverse group of View Details