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- April 2025
- Article
Serving with a Smile on Airbnb: Analyzing the Economic Returns and Behavioral Underpinnings of the Host’s Smile
By: Shunyuan Zhang, Elizabeth Friedman, Kannan Srinivasan, Ravi Dhar and Xupin Zhang
Non-informational cues, such as facial expressions, can significantly influence judgments and interpersonal impressions. While past research has explored how smiling affects business outcomes in offline or in-store contexts, relatively less is known about how smiling... View Details
Keywords: Sharing Economy; Airbnb; Image Feature Extraction; Machine Learning; Facial Expressions; Prejudice and Bias; Nonverbal Communication; E-commerce; Consumer Behavior; Perception
Zhang, Shunyuan, Elizabeth Friedman, Kannan Srinivasan, Ravi Dhar, and Xupin Zhang. "Serving with a Smile on Airbnb: Analyzing the Economic Returns and Behavioral Underpinnings of the Host’s Smile." Journal of Consumer Research 51, no. 6 (April 2025): 1073–1097.
- March 2025
- Case
Niramai: An AI Solution to Save Lives
By: Rembrand Koning, Maria P. Roche and Kairavi Dey
Founded in 2017, Niramai developed Thermalytix, a breast cancer screening tool. Thermalytix used a high-resolution thermal sensing device and machine learning algorithms to analyze thermal images and detect tumors. Its patented solution leveraged big data analytics,... View Details
- March 2025
- Teaching Note
Moving Science: The Rowland Institute at Harvard
By: Maria P. Roche
Teaching Note for HBS Case No. 724-441. View Details
- 2025
- Working Paper
The Cybernetic Teammate: A Field Experiment on Generative AI Reshaping Teamwork and Expertise
By: Fabrizio Dell'Acqua, Charles Ayoubi, Hila Lifshitz, Raffaella Sadun, Ethan Mollick, Lilach Mollick, Yi Han, Jeff Goldman, Hari Nair, Stew Taub and Karim R. Lakhani
We examine how artificial intelligence transforms the core pillars of collaboration—
performance, expertise sharing, and social engagement—through a pre-registered field
experiment with 776 professionals at Procter & Gamble, a global consumer packaged goods
company.... View Details
Keywords: Artificial Intelligence; Teamwork; Human-machine Interaction; Productivity; Skills; Innovation; Field Experiment
Dell'Acqua, Fabrizio, Charles Ayoubi, Hila Lifshitz, Raffaella Sadun, Ethan Mollick, Lilach Mollick, Yi Han, Jeff Goldman, Hari Nair, Stew Taub, and Karim R. Lakhani. "The Cybernetic Teammate: A Field Experiment on Generative AI Reshaping Teamwork and Expertise." Harvard Business School Working Paper, No. 25-043, March 2025.
- March 2025
- Supplement
Wasabi Technologies (B)
By: Lou Shipley and Stacy Straaberg
Set in 2019, the “Wasabi Technologies (A)” case centers on Wasabi Technologies (Wasabi), a successful hot cloud storage company based in Boston, Massachusetts. Founder and CEO David Friend is ready to scale the four-year-old venture rapidly. Wasabi had so far focused... View Details
Keywords: Information Management; Sales; Product Development; Growth and Development Strategy; Business Strategy; Information Technology Industry; United States; Massachusetts; Boston
Shipley, Lou, and Stacy Straaberg. "Wasabi Technologies (B)." Harvard Business School Supplement 825-035, March 2025.
- March 2025
- Case
Xfund and Sam Altman: Finding Harvard’s Best Generative AI Founders
By: Suraj Srinivasan
On May 1, 2024, Xfund Managing Partners Patrick Chung and Brandon Farwell, hosted a high-stakes venture pitch session designed to select one startup for a minimum $100,000 investment. This “Xperiment Stake” competition, dedicated to startups in the Generative AI... View Details
- March 2025
- Teaching Plan
Wasabi Technologies (A) and (B)
By: N. Louis Shipley and Stacy Straaberg
Set in 2019, the “Wasabi Technologies (A)” case centers on Wasabi Technologies (Wasabi), a successful hot cloud storage company based in Boston, Massachusetts. Founder and CEO David Friend is ready to scale the four-year-old venture rapidly. Wasabi had so far focused... View Details
- March 2025
- Teaching Note
Kering Eyewear
By: Rohit Deshpandé and Nicole Zelazko
This teaching note provides comprehensive documentation of how to use the Kering Eyewear case. View Details
Keywords: Mergers and Acquisitions; Business Conglomerates; Business Subsidiaries; Global Strategy; Growth and Development Strategy; Brands and Branding; Marketing Strategy; Product Marketing; Product Positioning; Distribution; Product; Luxury; Apparel and Accessories Industry; Apparel and Accessories Industry; Apparel and Accessories Industry; United States
- March 10, 2025
- Article
How Gen AI Could Change the Value of Expertise
By: Joseph Fuller, Matt Sigelman and Michael Fenlon
In the near future, gen AI is likely to affect some 50 million jobs, automating away elements of some jobs and augmenting workers’ abilities in others. The extent of those changes will compel companies to reshape their organizational structures and rethink their talent... View Details
Keywords: AI and Machine Learning; Job Cuts and Outsourcing; Organizational Structure; Talent and Talent Management; Personal Development and Career
Fuller, Joseph, Matt Sigelman, and Michael Fenlon. "How Gen AI Could Change the Value of Expertise." Harvard Business Review (website) (March 10, 2025).
- 2025
- Working Paper
Incentive-Compatible Recovery from Manipulated Signals, with Applications to Decentralized Physical Infrastructure
By: Jason Milionis, Jens Ernstberger, Joseph Bonneau, Scott Duke Kominers and Tim Roughgarden
We introduce the first formal model capturing the elicitation of unverifiable information from a party (the "source") with implicit signals derived by other players (the "observers"). Our model is motivated in part by applications in decentralized physical... View Details
Milionis, Jason, Jens Ernstberger, Joseph Bonneau, Scott Duke Kominers, and Tim Roughgarden. "Incentive-Compatible Recovery from Manipulated Signals, with Applications to Decentralized Physical Infrastructure." Working Paper, March 2025.
- March 2025
- Case
GiveDirectly: Can Direct Cash Transfers End Extreme Poverty?
By: Natalia Rigol, Benjamin N. Roth, Sarah Mehta and John Schultz
Founded in 2008, GiveDirectly was a nonprofit organization that used direct cash transfers—giving people cash via mobile money—to combat poverty worldwide. By August 2024, the organization had transferred over $800 million to poor people in targeted communities and... View Details
- 2025
- Article
How Central Banks Manage Climate and Energy Transition Risks
By: Esther Shears, Jonas Meckling and Jared Finnegan
Central banks have begun to examine and manage climate risks, including both transition risks of moving from fossil fuels to clean energy and physical climate risks. Here we provide a systematic assessment of how and why central banks address climate risks on the basis... View Details
Shears, Esther, Jonas Meckling, and Jared Finnegan. "How Central Banks Manage Climate and Energy Transition Risks." Nature Energy (2025).
- 2025
- Working Paper
Methane Abatement Costs in the Oil and Gas Industry: Survey and Synthesis
By: Joseph E. Aldy, Forest Reinhardt and Robert N. Stavins
There is growing recognition of the relative importance of anthropogenic emissions of methane as a contributor to global climate change. An important source of such emissions in some countries, including the United States, is the oil and gas (O&G) sector. This points... View Details
Keywords: Emission Reduction; Environmental Sustainability; Climate Change; Pollutants; Energy Industry
Aldy, Joseph E., Forest Reinhardt, and Robert N. Stavins. "Methane Abatement Costs in the Oil and Gas Industry: Survey and Synthesis." NBER Working Paper Series, No. 33564, March 2025.
- March 2025
- Article
Novice Risk Work: How Juniors Coaching Seniors on Emerging Technologies Such as Generative AI Can Lead to Learning Failures
By: Katherine C. Kellogg, Hila Lifshitz-Assaf, Steven Randazzo, Ethan Mollick, Fabrizio Dell'Acqua, Edward McFowland III, François Candelon and Karim R. Lakhani
The literature on communities of practice demonstrates that a proven way for senior professionals to upskill
themselves in the use of new technologies that undermine existing expertise is to learn from junior
professionals. It notes that juniors may be better able... View Details
Keywords: Rank and Position; Competency and Skills; Technology Adoption; Experience and Expertise; AI and Machine Learning
Kellogg, Katherine C., Hila Lifshitz-Assaf, Steven Randazzo, Ethan Mollick, Fabrizio Dell'Acqua, Edward McFowland III, François Candelon, and Karim R. Lakhani. "Novice Risk Work: How Juniors Coaching Seniors on Emerging Technologies Such as Generative AI Can Lead to Learning Failures." Art. 100559. Information and Organization 35, no. 1 (March 2025).
- March 2025
- Article
Optimal Illiquidity
By: John Beshears, James J. Choi, Christopher Clayton, Christopher Harris, David Laibson and Brigitte C. Madrian
We study the socially optimal level of illiquidity in an economy populated by households with taste shocks and present bias with naive beliefs. The government chooses mandatory contributions to accounts, each with a different pre-retirement withdrawal penalty.... View Details
Beshears, John, James J. Choi, Christopher Clayton, Christopher Harris, David Laibson, and Brigitte C. Madrian. "Optimal Illiquidity." Art. 103996. Journal of Financial Economics 165 (March 2025).
- 2025
- Working Paper
Workplace Segregation Between College and Non-college Workers
By: Francis Dillon, Edward L. Glaeser and William Kerr
We measure the level and growth of education segregation in American workplaces from 2000 to 2020.
American workplaces show an educational segregation, measured by the degree to which the establishment
has mostly workers of similar education levels, that is... View Details
Dillon, Francis, Edward L. Glaeser, and William Kerr. "Workplace Segregation Between College and Non-college Workers." Harvard Business School Working Paper, No. 25-044, March 2025.
- 2025
- Working Paper
Code-Washing: Evidence from Open-Source Blockchain Startups
By: Ofir Gefen, Daniel Rabetti, Yannan Sun and Che Zhang
This study examines startups' management of source code repositories, distinguishing authentic developers ("code-producers''), from those inflating activity to mislead investors ("code-washers''). Using global blockchain startup and GitHub data, we find that... View Details
Keywords: Entrepreneurial Finance
Gefen, Ofir, Daniel Rabetti, Yannan Sun, and Che Zhang. "Code-Washing: Evidence from Open-Source Blockchain Startups." Working Paper, January 2025.
- February 2025
- Case
Shake Shack's Playbook for the Digital Era
By: Christopher Stanton, Allison Ciechanover and George Gonzalez
This case examines Shake Shack’s journey from a single New York City hot dog cart to a global fast-casual restaurant chain renowned for both premium quality and a culture of “enlightened hospitality.” As the company expands worldwide, it pilots digital ordering... View Details
- February 2025
- Supplement
Intenseye: Powering Workplace Health and Safety with AI (B)
By: Michael W. Toffel, Shane Greenstein and Sadika El Hariri
Intenseye used its $25 million series A funds to refine and expand its digital safety platform while refining its target markets and ideal customer profile. As the company implemented new approaches to create value for its clients, such as developing an AI-powered... View Details
Keywords: Safety Performance; Occupational Safety; Innovation; Safety; Operations; Health; AI and Machine Learning; Analytics and Data Science; Digital Transformation; Supply Chain Management; Performance Improvement; Entrepreneurship; Product Development; Customer Relationship Management; Value Creation; Information Technology Industry; United States; Europe; Middle East; Turkey
Toffel, Michael W., Shane Greenstein, and Sadika El Hariri. "Intenseye: Powering Workplace Health and Safety with AI (B)." Harvard Business School Supplement 625-025, February 2025.
- February 2025
- Supplement
Kwame Spearman at Tattered Cover
By: Ryan Raffaelli
Keywords: Retail; Leadership; Leading Change; Competitive Strategy; Personal Development and Career; Publishing Industry; Retail Industry; United States
Raffaelli, Ryan. "Kwame Spearman at Tattered Cover." Harvard Business School Multimedia/Video Supplement 425-716, February 2025.