Publications

January 2017 (Revised May 2020)
Case

Sesame Workshop (A): Bringing Big Bird Back to Health

By: Rosabeth Moss Kanter, Ryan Raffaelli and Jonathan Cohen

Sesame Workshop was transforming in 2016. CEO Jeff Dunn had reorganized and shifted the iconic institution to respond to digital disruption and a consensus culture. This case examines his efforts to turn Sesame Workshop around. It notes Sesame's storied history and the... View Details

Keywords: Restructuring; Organizational Change and Adaptation; Leadership; Information Technology; Education; Media; Strategy; Education Industry

January 2025
Case

AI Meets VC: The Data-Driven Revolution at Quantum Light Capital

By: Lauren Cohen, Grace Headinger and Sophia Pan

Ilya Kondrashov, CEO of Quantum Light Capital, was driven to harness AI for identifying high-potential scale-ups. Collaborating with Nik Storonsky, founder of Revolut, the duo observed that most venture capital (VC) decisions were heavily influenced by emotion, with... View Details

08 Oct 2013
First Look

First Look: October 8

perspective endure. This article relates to a presentation delivered by Morris Cohen for Paul's Manufacturing and Service Operations Management Distinguished Fellows Award, given at Columbia University, June... View Details

Keywords: Sean Silverthorne

April 2006 (Revised March 2007)
Case

PayPal Merchant Services

By: Thomas R. Eisenmann and Lauren Barley

In early 2006, PayPal management is deciding how to respond to Google's entry into online payments. PayPal, owned by eBay, has targeted online merchants outside eBay's auction community for its next wave of expansion. Google represents a potential threat to PayPal's... View Details

Keywords: Internet and the Web; Competition; Expansion; Service Operations; Auctions; Web Services Industry; Service Industry

May 2025
Teaching Note

Bridj and the Business of Urban Mobility (B): A New Model in Kansas City

By: Rosabeth Moss Kanter and Jonathan Cohen

This Teaching Note helps instructors teach students the HBS Case, Bridj and the Business of Urban Mobility (B): A New Model in Kansas City. In late 2016, Bridj was expanding its digital platform to help address urban mobility problems faced by cities across the country... View Details

Keywords: App Development; Innovation; Stakeholder Engagement; Collaboration; Ride-sharing; Entrenchment; Digital; Transportation; Urban Development; Disruption; Business Startups; Digital Platforms; Growth and Development Strategy; Business and Stakeholder Relations; Partners and Partnerships; Expansion

May 2024
Article

The Health Risks of Generative AI-Based Wellness Apps

By: Julian De Freitas and G. Cohen

Artifcial intelligence (AI)-enabled chatbots are increasingly being used to help people manage their mental health. Chatbots for mental health and particularly ‘wellness’ applications currently exist in a regulatory ‘gray area’. Indeed, most generative AI-powered... View Details

Keywords: AI and Machine Learning; Well-being; Governing Rules, Regulations, and Reforms; Applications and Software

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March 2018
Case

Lufax: FinTech and the Transformation of Wealth Management in China

By: Christopher J. Malloy, Lauren H. Cohen and Anthony K. Woo

This case examines the rise and competitive positioning of Lufax, an online marketplace headquartered in Shanghai, China, and a pioneer in the origination and trading of financial assets. The company had grown at a remarkable rate, and was awarded “Trading Platform of... View Details

Keywords: Asset Management; Internet and the Web; Competitive Strategy; Situation or Environment; Product Positioning; Financial Services Industry; China

June 2020
Article

Lazy Prices

By: Lauren Cohen, Christopher J. Malloy and Quoc Nguyen

We explore the implications of a subtle "default" choice that firms make in their regular reporting practices, namely that firms typically repeat what they most recently reported. Using the complete history of regular quarterly and annual filings by U.S. corporations... View Details

Keywords: Default Behavior; Inertia; Firms; Disclosure; Information; Business or Company Management; Behavior; Annual Reports; Corporate Disclosure; Financial Reporting; United States

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September 2024 (Revised May 2025)
Case

Carrie Wang: Choosing Between the Family Firm and the Family Spirit

By: Lauren Cohen, Fei Wu and Sophia Pan

Carrie Wang, Investment Head of the Wang’s single-family office, contemplated her next career steps. As one of the first businessmen who had risen from China’s industrial rise, her father had grown his wealth to a considerable level, eventually requesting that his... View Details

Keywords: Family Office; Interests Of Consumers; Family Business; Business Growth and Maturation; Financial Management; Financial Strategy; Financial Markets; Investment Portfolio; Investment Return; Private Equity; Customer Relationship Management; Interests; Reputation; Work-Life Balance; Real Estate Industry; China

December 2013
Article

Legislating Stock Prices

By: Lauren Cohen, Karl Diether and Christopher Malloy

We demonstrate that legislation has a simple, yet previously undetected impact on stock prices. Exploiting the voting record of legislators whose constituents are the affected industries, we show that the votes of these "interested" legislators capture important... View Details

Keywords: Legislator Incentives; Voting; Return Predictability; Lobbying; Motivation and Incentives; Government Legislation; Stocks

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27 Jun 2017
First Look

First Look at New Research and Ideas, June 27

relationship between green business and governments. The struggles of entrepreneurial pioneers have rarely proved profitable, as they were forced to compete with conventional businesses that ignored negative environmental externalities and were often subsidized View Details

Keywords: Sean Silverthorne

31 Jan 2012
First Look

First Look: Jan. 31

how to proceed. Purchase this case:http://cb.hbsp.harvard.edu/cb/product/412056-PDF-ENG Quadriserv and the Short Selling Market Lauren H. Cohen and Christopher MalloyHarvard Business School Case 212-021 Ten... View Details

Keywords: Sean Silverthorne & Carmen Nobel

07 Feb 2012
First Look

First Look: February 7

case:http://cb.hbsp.harvard.edu/cb/product/112006-PDF-ENG Business Intelligence Advisors (BIA), Inc.: Finding the Hidden Meaning in Corporate Disclosures Lauren H. Cohen and Christopher MalloyHarvard... View Details

Keywords: Sean Silverthorne

February 2008
Case

EFI, Inc. (A)

By: David B. Godes and Lauren Barley

EFI has a unique sales compensation challenge. They cannot allocate sales credit for their core product to individual salespeople. So, they've historically paid the sales force as a team. This has worked out fine, since they've been a near-monopoly seller of a single... View Details

Keywords: Change Management; Compensation and Benefits; Performance Evaluation; Groups and Teams; Salesforce Management; Motivation and Incentives

June 2012
Article

Decoding Inside Information

By: Lauren Cohen, Christopher Malloy and Lukasz Pomorski

Using a simple empirical strategy, we decode the information in insider trading. Exploiting the fact that insiders trade for a variety of reasons, we show that there is predictable, identifiable "routine" insider trading that is not informative for the future of firms.... View Details

Keywords: Strategy; Financial Markets; Forecasting and Prediction; Law Enforcement; Opportunities; Geographic Location; Business Earnings