Research - Global - Harvard Business School

June 2025
Teaching Material

Reddit

By: Andy Wu and Matt Higgins

May 2025
Case

Grand Rounds

By: William A. Sahlman and Lauren Barley

April 2025 (Revised May 2025)
Case

Adobe: GenAI Opportunity or Threat?

By: Sunil Gupta, Rajiv Lal and Allison Ciechanover

In December 2022, Adobe CEO Shantanu Narayen faced a pivotal strategic decision due to the rapid rise of generative AI image models from OpenAI, Midjourney, and StabilityAI. Adobe, a leader in digital media and marketing software with a 40-year legacy of innovation and...

April 2025
Teaching Material

Duolingo: On a 'Streak'

By: Jeffrey F. Rayport and Nicole Tempest Keller

Teaching Note for HBS Case No. 825-097.

April 2025
Case

Salesforce Agentforce: The Limitless Workforce

By: Suraj Srinivasan, Allison Ciechanover and George Gonzalez

In early 2025, Salesforce was a global leader in cloud-based enterprise software, best known for pioneering customer relationship management (CRM) delivered as a service. Over the past two decades, the company had expanded into marketing, customer service, analytics,...

March 2025
Teaching Material

Skylight: April 2015 Pitch Deck and Independent Project Summary (Supplement 2)

By: Rembrand Koning, Christina Wallace and Jeffrey Huizinga

Supplement to the (A) case, 825-143.

March 2025
Teaching Material

Skylight: November 2014 Pitch Deck and Rock Summer Plan (Supplement 1)

By: Rembrand Koning, Christina Wallace and Jeffrey Huizinga

March 2025
Case

Skylight: Hit Product or Scalable Company?

By: Rembrand Koning, Christina Wallace and Jeff Huizinga

Skylight, originally a digital frame startup aimed at connecting dispersed families, expanded with a second product—Calendar—to help families manage schedules. Despite significant potential, Calendar struggled with persistent technical issues and poor customer...

March 2025 (Revised May 2025)
Case

Primetime Partners: Investing in Healthspan, Wealthspan, and Workspan

By: Rembrand Koning, Nicole Tempest Keller and Susan Wilner Golden

In the fall of 2024, Abby Miller Levy (HBS ’01), co-founder and managing partner of Primetime Partners, was preparing to raise a second fund. Founded in 2020 with veteran investor Alan Patricof, Primetime was a horizontal fund focused on early-stage companies serving...

February 2025 (Revised April 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...

January 2025 (Revised July 2025)
Case

Lime: Survival to Profitability to…World Changer?

By: Ranjay Gulati and Jeffrey Huizinga

Lime CEO Wayne Ting rescues Lime during the pandemic, then charts its path to profitability and industry leader status before trying to decide 'what next?'

January 2025 (Revised April 2025)
Case

Duolingo: On a 'Streak'

By: Jeffrey F. Rayport, Nicole Tempest Keller and Nicole Luo

In December 2024, Severin Hacker, Co-Founder and Chief Technology Officer of Duolingo, reflected on the remarkable evolution of the language-learning app he helped launch in 2011. As the #1 most downloaded education app in the world, Duolingo had over 100 million...

January 2025
Case

Ontra: Embracing GenAI in the Legal Technology Industry

By: Christopher Stanton and George Gonzalez

Ontra built a network of legal professionals to enable financial institutions to outsource contract negotiations. The rise of generative AI inspired the company to build software solutions to streamline its processes through automation. Now company leadership must...

December 2024
Case

Core Innovation Capital: Investing in Fintech for Good

By: Ray Kluender, Natalia Rigol, Benjamin Roth and Nicole Tempest Keller

In 2017, Arjan Schütte, founder of Core Innovation Capital, faced a decision on whether to invest in Hugo Insurance, an auto insurance startup. Core, an early-stage social impact VC firm, focused on “fintech for good,” by investing in financial services for low- to...

December 2024
Teaching Material

Core Innovation Capital: Investing in Fintech for Good (B)

By: Ray Kluender, Natalia Rigol, Benjamin Roth and Nicole Tempest Keller

In 2017, Core Innovation Capital invested $725,000 in Hugo Insurance, a pay-as-you-drive auto insurance startup targeting the non-standard market. Core followed with $300,000 in 2019 during a Seed II round. By 2022, Hugo founder, David Bergendahl, sought $10 million in...

October 2024
Teaching Material

The Semiconductor Industry

By: Andy Wu, Steve Blank and Matt Higgins

The semiconductor industry powers modern technology, from consumer electronics to data centers. This background note explores the layers of the semiconductor inudstry value chain, including Integrated Device Manufacturers (IDMs), fabless companies, and foundries, while...

October 2024 (Revised June 2025)
Case

Nvidia

By: Andy Wu and Matt Higgins

This case study examines Nvidia's strategic pivot from gaming GPUs to becoming a leader in general-purpose computing and AI. It explores how Nvidia leveraged its GPU architecture to dominate the growing fields of data center acceleration and AI training, outpacing...

September 2024
Case

Google Quantum AI

By: David B. Yoffie, Michael A. Cusumano and Matt Higgins

Quantum computing may be the most important nascent computing technology of the 21st century. It has the potential to impact industries ranging from drug discovery to cybersecurity. Google's Quantum AI is one of the leaders in quantum research. This case explores the...

August 2024
Case

Zipline: Expanding the World's Largest Autonomous Drone Delivery Network

By: Tarun Khanna and George Gonzalez

Zipline initially established the world's largest logistics network in Rwanda and Ghana by delivering medical supplies to hospitals via automated drones from a centralized hub. The company is now looking to expand to the U.S. home delivery market and designed a...

20 Aug 2024
Presentation

Angel City Football Club: A New Business Model for Women’s Sports

By: Jeffrey F. Rayport, Brian Kenny and Nicole Tempest Keller

Angel City Football Club (ACFC) was founded in 2020 by venture capitalist Kara Nortman, entrepreneur Julie Uhrman, and actor and activist Natalie Portman. As outsiders to professional sports, the all-female founding team had rewritten the playbook for how to build a...