Publications

2013
Other Unpublished Work

Networks as Covers: Evidence from On-Line Social Networks

By: Mikolaj Jan Piskorski

September–October 2015
Article

Facts and Figuring: An Experimental Investigation of Network Structure and Performance in Information and Solution Spaces

By: Jesse Shore, Ethan Bernstein and David Lazer

Using data from a novel laboratory experiment on complex problem solving in which we varied the structure of 16-person networks, we investigate how an organization's network structure shapes performance of problem-solving tasks. Problem solving, we argue, involves both... View Details

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05 Nov 2009
News

Understanding Users of Social Networks

Keywords: Professor Mikolaj Piskorski

April 1998
Article

Alliances and Networks

By: Ranjay Gulati

Keywords: Alliances; Networks

10 Jul 2025
Video

Leveraging the HBS Network Now

March 1999 (Revised May 1999)
Case

Network Associates: Securing the Internet

By: Debora L. Spar

Follows one company's path through the uncharted terrain of government regulation and the Internet. In March 1998, Network Associates announced it would begin selling powerful encryption software from its Dutch subsidiary. Such a move looked to the U.S. government like... View Details

Keywords: Internet and the Web; Information Technology Industry; Public Administration Industry; Telecommunications Industry; United States

Educators

2013
Chapter

Privacy Breach Analysis in Social Networks

By: Frank Nagle

Over the past 5–10 years, online social networks have rapidly expanded, and as of March 2012 the largest online social network, Facebook, had over 901 million active members. The wealth of information users post in their social network profiles, as well as the... View Details

Keywords: Crime and Corruption; Social and Collaborative Networks; Social Media; Cybersecurity; Analytics and Data Science

14 Sep 2009
Research & Ideas

Understanding Users of Social Networks

If the ongoing social networking revolution has you scratching your head and asking, "Why do people spend time on this?" and "How can my company benefit from the social network... View Details

Keywords: by Sean Silverthorne; Advertising; Publishing

2022
Article

Efficiently Training Low-Curvature Neural Networks

By: Suraj Srinivas, Kyle Matoba, Himabindu Lakkaraju and Francois Fleuret

Standard deep neural networks often have excess non-linearity, making them susceptible to issues such as low adversarial robustness and gradient instability. Common methods to address these downstream issues, such as adversarial training, are expensive and often... View Details

Keywords: AI and Machine Learning

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01 Jun 2020
News

The Network Effect

participate in clinical trials. On March 29, Kapoor and his wife devised a solution: WorldWithoutCOVID.org, a nonprofit public health initiative that connects medical researchers with willing volunteers. A longtime student of network... View Details

Keywords: Susan Young; COVID-19; Ambulatory Health Care Services; Health, Social Assistance

January 2018 (Revised February 2020)
Case

Financial Inclusion at Omidyar Network

By: Vikram S. Gandhi, Caitlin Lindsay Reimers Brumme and James Barnett

A team of investors at Omidyar Network explore two different investment possibilities in the budding financial inclusion space using their investment framework to consider capital alternatives available for both investments, each of which carries highly divergent... View Details

Keywords: Impact Investing; Micro Finance; Investment; Investment Return; Investment Activism; Investment Portfolio; Microfinance; Africa; Philippines

Educators

June 2007 (Revised September 2007)
Teaching Note

Monster Networking (TN)

By: Thomas R. Eisenmann

Keywords: Networks

Article

Network Effects Aren't Enough

By: Andrei Hagiu and Simon Rothman

In many ways, online marketplaces are the perfect business model. Since they facilitate transactions between independent suppliers and customers rather than take possession of and responsibility for the products or services in question, they have inherently low cost... View Details

Keywords: Digital Platforms; Competition; Internet and the Web; Network Effects; Market Participation

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January 2021 (Revised March 2022)
Case

Arçelik: From a Dealer Network to an Omnichannel Experience

By: Ayelet Israeli and Fares Khrais

Arçelik Turkey, the country’s market leader in household appliances, was at an omnichannel crossroads in January 2020. Arçelik was a B2B player utilizing a dealership network with an umbrella of brands and had one of the largest brick-and-mortar store networks in... View Details

Educators

Feb 2020
Conference Presentation

Network Selection Strategies

By: Amit Goldenberg and J. J. Gross

Keywords: Social Psychology; Personality; Emotions

31 May 2018
Blog Post

Yes, Introverts CAN Network Successfully: A Brief How-To for People Who "Hate" Networking

Jonathan Shepherd, Corporate Relations Director, HBS, openly acknowledges the fundamental contradiction between introversion and networking. "By definition," he notes, "an introvert gains energy being by themselves, as opposed to others. Also by definition, View Details

September 1991 (Revised May 1994)
Case

Microsoft's Networking Strategy

By: David B. Yoffie

Keywords: Network Effects; Networks; Business Strategy; Information Technology; Information Technology Industry