Publications

March 2023
Case

Ransomware Attack at Colonial Pipeline Company

By: Suraj Srinivasan and Li-Kuan Ni

On the morning of May 7, 2021, Colonial Pipeline Company became aware that the company had been the victim of a malicious ransomware attack that had stolen and locked up company data. The extortionists demanded 75 bitcoins (worth about $4.4 million at the time) in... View Details

2008
Working Paper

Concentration Levels in the U.S. Advertising and Marketing Services Industry: Myth vs. Reality

By: Alvin J. Silk and Charles King III

This paper analyzes changes in concentration levels in the U.S. Advertising and Marketing Services (A&MS) industry using publicly released data that have been largely ignored in past discussions of the industrial organization of this industry, namely those available... View Details

Keywords: Advertising; Mergers and Acquisitions; Revenue; Analytics and Data Science; Surveys; Marketing; Measurement and Metrics; Rank and Position; Competition; Advertising Industry; Service Industry; United States

Read Now

January 2015 (Revised May 2018)
Case

$19B 4 txt app WhatsApp...omg!

By: David Collis, Ashley Hartman and Aakash Mehta

In February 2014, Facebook announced the acquisition of WhatsApp for $19 billion. WhatsApp, founded in 2009, was a relatively young company that employed only 50 people and earned merely $10 million in revenue in 2013. It was one of many mobile messaging services that... View Details

24 Jul 2017
Research & Ideas

People Have an Irrational Need to Complete 'Sets' of Things

“Global Survival Kit” condition chose to donate all six items, compared with just 5 percent in the “gift” condition and 3 percent in the cash condition. “The strength of the increase was a really nice surprise,” says Doug Wayne, director of national View Details

Keywords: by Carmen Nobel

March 2023 (Revised May 2025)
Case

On

By: Ramon Casadesus-Masanell, Karolin Frankenberger and Sascha Mader

Founded in 2010, in just one decade, the Swiss company On had established itself as a main player in global sports footwear and apparel. Based on an unconventional strategy which one of the founders labeled as “obsessively distinct,” On grew its sales with a compound... View Details

Web

Courses by Faculty Unit - Course Catalog

Entrepreneurial Management) Kash Rangan Benjamin N. Roth Natalia Rigol Fall 2025 Q1Q2 3.0 Creating Brand Value Julian de Freitas Spring 2026 Q3 1.5 Digital Marketing & AI Workshop Jacob Cook Fall 2025 Q1 1.5 IFC: Japan; Exploring Japan's... View Details

March 2024
Case

Nomad: A License to Bank

By: Paul A. Gompers and Pedro Levindo

In late 2023, Lucas Vargas, CEO and co-founder of Nomad, a fintech that offered financial services in the United States for Brazilian residents, had to decide what to do to ensure the company’s continued expansion. Nomad launched its first product, a U.S. digital bank... View Details

Angela is the Executive Dean for Administration at Harvard Business School, leading an organization of nearly 2,000 staff with an operating budget of $1 billion. She oversees the execution of the School’s strategy ranging from academic programs to research, and the... View Details

Research Summary

The Unexpected Effects of Workplace Connectivity

By: Ethan S. Bernstein

While investigating how workplace transparency and privacy shape organizational behavior and performance, I wondered about the related effects of workplace connectivity. As new digital tools and organizational forms make it far easier for employees to communicate... View Details

Keywords: Human Behavior; Performance; Virtual Work; Hybrid Work; Office Space; Workplace Design; Organizations; Organizational Design; Organizational Structure; Groups and Teams; Networks; Behavior; Social and Collaborative Networks; Communication

16 Nov 2016
HBS Seminar

Ben Shiller, Brandeis University

29 Oct 2019
Sharpening Your Skills

Robots in the Boardroom

recent research from Harvard Business School faculty marks the possibilities and pitfalls that could occur along this digital transformation. A Good Place to Start Ethics Bots and Other Ways to Move Your Code of Business Conduct Beyond... View Details

Keywords: by Sean Silverthorne

20 Nov 2019
Research & Ideas

It's No Joke: AI Beats Humans at Making You Laugh

gears. Those little explanations help people wrap their heads around these recommendations,” Yeomans says. “The more businesses can do to explain how these systems work, the more likely people are to trust them and accept them.” And for a company in today’s View Details

Keywords: by Dina Gerdeman

November 2020
Case

Guild Education: Unlocking Opportunity for America's Workforce

By: William A. Sahlman, Michael D. Smith, Nicole Tempest Keller and Alpana Thapar

Founded in 2015, Guild Education is an education marketplace that connects employers and universities to provide employees with ‘education as a benefit.’ The Denver-based company is transforming traditional tuition assistance programs by facilitating direct payment by... View Details

Keywords: Education; Digital Platforms; Information Technology; Employees; Social Enterprise; Education Industry; Technology Industry; Colorado

February 2020 (Revised April 2021)
Case

StockX: The Stock Market of Things

By: Chiara Farronato, John J. Horton, Annelena Lobb and Julia Kelley

Founded in 2015 by Dan Gilbert, Josh Luber, and Greg Schwartz, StockX was an online platform where users could buy and sell unworn luxury and limited-edition sneakers. Sneaker resale prices often fluctuated over time based on supply and demand, creating a robust... View Details