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- All HBS Web (508)
- Faculty Publications (105)
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- 2021
- Working Paper
Pandemic Schooling Mode and Student Test Scores: Evidence from U.S. States
By: Clare Halloran, Rebecca Jack, James C. Okun and Emily Oster
We estimate the impact of district-level schooling mode (in-person versus hybrid or distance learning) on test scores. We combine Spring 2021 state standardized test score data with comprehensive data on schooling in the 2020-21 school year across 12 states. We find... View Details
Keywords: COVID-19 Pandemic; In-person Schooling; Distance Learning; Outcomes Measurement; Health Pandemics; Education; Performance Evaluation
Halloran, Clare, Rebecca Jack, James C. Okun, and Emily Oster. "Pandemic Schooling Mode and Student Test Scores: Evidence from U.S. States." NBER Working Paper Series, No. 29497, November 2021.
- 27 Aug 2013
- First Look
First Look: August 27
https://www.hbs.edu/faculty/Pages/item.aspx?num=45271 August 2013 Journal of Health Economics Consumers' Misunderstanding of Health Insurance By: Loewenstein, George, Joelle Y. Friedman, Barbara McGill, Sarah... View Details
Keywords: Sean Silverthorne
- 30 Aug 2011
- First Look
First Look: August 30
311-118 Worldwide, and in the U.S. marketplace in particular, the French cachet of L'Oréal was one of its most powerful marketing tools. However, with the opening up of emerging markets, L'Oréal had to cater to a diverse customer base: an aging View Details
Keywords: Sean Silverthorne
- 23 Mar 2003
- Research & Ideas
AIDS in Africa—What’s the Solution?
$10 behind health care, there's a problem." Dr. Pride Chigwedere, an Oak Foundation Research Fellow at the Harvard AIDS Institute who worked as a physician in Zimbabwe, said the policy issues begin with difficulties designing... View Details
Keywords: by Julie Jette
- 2008
- Book
On Competition
By: M. E. Porter
Competition is one of society's most powerful forces for making things better in many fields of human endeavor. The study of competition and the creation of value, in their full richness, have preoccupied me for several decades. Competition is pervasive, whether it... View Details
Porter, M. E. On Competition. Updated and Expanded Ed. Boston: Harvard Business School Publishing, 2008.
- November 2009 (Revised March 2010)
- Case
Managing Drugs on the Forefront of Personalized Medicine: The Erbitux and Vectibix Story
By: Richard G. Hamermesh, Raju Kucherlapati and Rachel Gordon
In May 2007, Amgen Inc. (Amgen) received disappointing news from the European Medicines Agency (EMEA) that its drug Vectibix, developed to fight metastatic colorectal cancer, had been rejected. This was especially surprising news given that a similar rival drug had... View Details
Keywords: Entrepreneurship; Governing Rules, Regulations, and Reforms; Health Testing and Trials; Marketing Strategy; Product Positioning; Genetics; Biotechnology Industry; Europe; United States
Hamermesh, Richard G., Raju Kucherlapati, and Rachel Gordon. "Managing Drugs on the Forefront of Personalized Medicine: The Erbitux and Vectibix Story." Harvard Business School Case 810-066, November 2009. (Revised March 2010.)
- 19 Dec 2023
- Research & Ideas
$15 Billion in Five Years: What Data Tells Us About MacKenzie Scott’s Philanthropy
higher demand and fewer resources. In 2023, Yield Giving made a significant push into health care, its top category of the year on an absolute basis. Many of these gifts went to community health providers... View Details
- 27 Sep 2011
- First Look
First Look: September 27
Even in the absence of national health coverage, the United States became the world's largest prescription drug market and emerged as the global leader in new drug research and testing. With health benefits... View Details
Keywords: Sean Silverthorne
- May 2024 (Revised February 2025)
- Case
Choosing the Course of Passion: Brooke Boyarsky Pratt at knownwell
By: Jon M. Jachimowicz and Alexis Lefort
Brooke Boyarsky Pratt (HBS ’13) enjoyed considerable success in her early career, quickly climbing the ranks to associate partner at McKinsey, and later becoming an executive vice president at Berkadia, a Berkshire Hathaway portfolio company. Throughout these years,... View Details
Keywords: Passion; Career; Career Planning; Purpose; Personal Development and Career; Mission and Purpose; Identity; Business Startups; Health Care and Treatment; Health Disorders; Growth and Development Strategy; Market Entry and Exit; Health Industry; United States
Jachimowicz, Jon M., and Alexis Lefort. "Choosing the Course of Passion: Brooke Boyarsky Pratt at knownwell." Harvard Business School Case 424-040, May 2024. (Revised February 2025.)
- 24 Jan 2017
- First Look
First Look at New Research: January 24, 2017
including aging populations and medical technology. But an underlying and misunderstood source of health care’s escalating costs has been the inability of health care provider... View Details
Keywords: Sean Silverthorne
- 17 May 2016
- First Look
May 17, 2016
2016 New York: Oxford University Press Consumers, Corporations, and Public Health: A Case-Based Approach to Sustainable Business By: John A. Quelch. Abstract—The public health footprint associated with... View Details
Keywords: Sean Silverthorne
- December 2023 (Revised February 2024)
- Case
Transforming Healthcare Delivery at Karolinska University Hospital
By: Susanna Gallani, Mary Witkowski, Elena Corsi and Nikolina Jonsson
The case study examines the journey toward value-based healthcare at Karolinska University Hospital. The hospital's ambitious shift to a patient-centered care delivery model, accompanied by the construction of a new facility, encountered challenges such as high costs,... View Details
Keywords: Change Management; Transformation; Transition; Business Organization; Communication Strategy; Information Infrastructure; Service Delivery; Organizational Change and Adaptation; Organizational Structure; Health Industry; Sweden; Europe
Gallani, Susanna, Mary Witkowski, Elena Corsi, and Nikolina Jonsson. "Transforming Healthcare Delivery at Karolinska University Hospital." Harvard Business School Case 124-070, December 2023. (Revised February 2024.)
- March 2016
- Case
Advanced Leadership Pathways: Doug Rauch and the Daily Table
By: Rosabeth Moss Kanter, Peter Zimmerman and Penelope Rossano
Former Trader Joe’s President Doug Rauch developed an innovative idea to address the challenge of food insecurity, food waste, and nutrition. His concept was a new retail grocery model, offering nutritious affordable food to a food insecure population in the inner city... View Details
- March 2013
- Teaching Note
Nestlé: Agricultural Material Sourcing Within the Concept of Creating Shared Value (CSV) (TN)
By: Ray A. Goldberg and Matthew Preble
In December 2012, Hans Jöhr, Nestlé's head of corporate agriculture, was preparing to meet with the company's board of directors to discuss its vision for the future related to sustainable agriculture. Nestlé's continued success depended on its ability to access the... View Details
- October 2010 (Revised November 2010)
- Background Note
Plavix: Drugs in the Age of Personalized Medicine
By: Richard G. Hamermesh, Mara G. Aspinall and Rachel Gordon
PIavix, one of the world's best selling drugs in 2010, appears to have a limited future. Its patent was due to expire soon, and recently new data had been discovered that indicated that a small subset of the population would be at risk for stroke, heart attack, or even... View Details
Keywords: Health Care and Treatment; Product Positioning; Business and Government Relations; Genetics; Competitive Strategy; Pharmaceutical Industry
Hamermesh, Richard G., Mara G. Aspinall, and Rachel Gordon. "Plavix: Drugs in the Age of Personalized Medicine." Harvard Business School Background Note 811-001, October 2010. (Revised November 2010.)
- October 2023 (Revised March 2024)
- Case
KOKO Networks: Bridging Energy Transition and Affordability with Carbon Financing
By: George Serafeim, Siko Sikochi and Namrata Arora
The problem was massive: two million hectares of African forests were lost annually to charcoal production for cooking, an area equivalent to 13 times Greater London, resulting in one billion tons of carbon emissions yearly. At the same time, an estimated 700,000... View Details
Keywords: Clean Tech; Digital; Carbon Credits; Carbon Offsetting; Climate Change; Entrepreneurship; Energy Sources; Environmental Sustainability; Health; Market Design; Business Startups; Transition; Environmental Regulation; Policy; Energy Industry; Consumer Products Industry; Africa; Kenya; Rwanda
Serafeim, George, Siko Sikochi, and Namrata Arora. "KOKO Networks: Bridging Energy Transition and Affordability with Carbon Financing." Harvard Business School Case 124-022, October 2023. (Revised March 2024.)
- 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
- 02 Apr 2013
- First Look
First Look: April 2
Publications 2006 Nature Reviews Beyond Magic Bullets: True Innovation in Health Care By: Narayan, Vaibhav A., Marco Mohwinckel, Gary Pisano, Michael Yang, and Husseini Manji Abstract—The molecular medicine revolution-based on advances... View Details
Keywords: Sean Silverthorne
- 31 Jul 2013
- Working Paper Summaries
Learning from Double-Digit Growth Experiences
Keywords: by Eric D. Werker
- 16 Aug 2024
- In Practice
Election 2024: What's at Stake for Business and the Workplace?
should be viewed as a way to unlock new opportunities for receiving countries and their populations for decades to come. Marco Tabellini is an assistant professor in the Business, Government, and International Economy Unit. Rosabeth Moss... View Details
Keywords: by Rachel Layne