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- All HBS Web
(2,295)
- People (14)
- News (499)
- Research (1,123)
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- October 2017
- Supplement
Maggie Wilderotter: The Evolution of an Executive: Video Supplement
By: Boris Groysberg, Sarah L. Abbott and Robin Abrahams
In a career that spanned over 30 years, Maggie Wilderotter served as CEO of two publicly traded companies and served on 32 corporate and nine association and non-profit boards of directors. The case looks at the progression of Wilderotter’s career; the decisions she... View Details
Keywords: Leadership; Managing People; Networks; Strategy And Leadership; Personal Development and Career; Personal Characteristics; Leadership Style; Social and Collaborative Networks; Gender; Power and Influence; Telecommunications Industry; United States
Groysberg, Boris, Sarah L. Abbott, and Robin Abrahams. "Maggie Wilderotter: The Evolution of an Executive: Video Supplement." Harvard Business School Multimedia/Video Supplement 418-702, October 2017.
- 2024
- Working Paper
What Do Impact Investors Do Differently?
In recent years, impact investors – private investors who seek to generate simultaneously financial and social returns – have attracted intense interest and controversy. We analyze a novel, comprehensive data set of impact and traditional investors to assess how the... View Details
Keywords: ESG; Socially Responsible Investing; Investment Decisions; Public Goods; Impact Investment; Investment; Private Equity; Venture Capital
Cole, Shawn, Leslie Jeng, Josh Lerner, Natalia Rigol, and Benjamin N. Roth. "What Do Impact Investors Do Differently?" Harvard Business School Working Paper, No. 24-028, November 2023. (Revise and Resubmit, Review of Financial Studies.)
- September 2019 (Revised September 2019)
- Case
Facebook Fake News in the Post-Truth World
By: John R. Wells, Carole A. Winkler and Benjamin Weinstock
In August 2019, Mark Zuckerberg, founder and CEO of Facebook, was surrounded by controversy. The first major storm of protest followed the surprise election of Donald Trump as President of the United States on November 8, 2016; many put the blame at the door of fake... View Details
Keywords: Facebook; Fake News; Mark Zuckerberg; Donald Trump; Algorithms; Social Networks; Partisanship; Social Media; App Development; Instagram; WhatsApp; Smartphone; Silicon Valley; Office Space; Digital Strategy; Democracy; Entry Barriers; Online Platforms; Controversy; Tencent; Agility; Social Networking; Gaming; Gaming Industry; Computer Games; Mobile Gaming; Messaging; Monetization Strategy; Advertising; Digital Marketing; Business Ventures; Acquisition; Mergers and Acquisitions; Business Growth and Maturation; Business Headquarters; Business Organization; For-Profit Firms; Trends; Communication; Communication Technology; Forms of Communication; Interactive Communication; Interpersonal Communication; Talent and Talent Management; Crime and Corruption; Voting; Demographics; Entertainment; Games, Gaming, and Gambling; Moral Sensibility; Values and Beliefs; Initial Public Offering; Profit; Revenue; Geography; Geographic Location; Global Range; Local Range; Country; Cross-Cultural and Cross-Border Issues; Globalized Firms and Management; Globalized Markets and Industries; Governing Rules, Regulations, and Reforms; Government and Politics; International Relations; National Security; Political Elections; Business History; Recruitment; Selection and Staffing; Information Management; Information Publishing; News; Newspapers; Innovation and Management; Innovation Strategy; Technological Innovation; Knowledge Dissemination; Human Capital; Law; Leadership Development; Leadership Style; Leading Change; Business or Company Management; Crisis Management; Goals and Objectives; Growth and Development Strategy; Growth Management; Management Practices and Processes; Management Style; Management Systems; Management Teams; Managerial Roles; Marketing Channels; Social Marketing; Network Effects; Market Entry and Exit; Digital Platforms; Marketplace Matching; Industry Growth; Industry Structures; Monopoly; Media; Product Development; Service Delivery; Corporate Social Responsibility and Impact; Mission and Purpose; Organizational Change and Adaptation; Organizational Culture; Organizational Structure; Public Ownership; Problems and Challenges; Business and Community Relations; Business and Government Relations; Groups and Teams; Networks; Rank and Position; Opportunities; Behavior; Emotions; Identity; Power and Influence; Prejudice and Bias; Reputation; Social and Collaborative Networks; Status and Position; Trust; Society; Civil Society or Community; Culture; Public Opinion; Social Issues; Societal Protocols; Strategy; Adaptation; Business Strategy; Commercialization; Competition; Competitive Advantage; Competitive Strategy; Corporate Strategy; Customization and Personalization; Diversification; Expansion; Horizontal Integration; Segmentation; Information Technology; Internet and the Web; Mobile and Wireless Technology; Applications and Software; Information Infrastructure; Valuation; Advertising Industry; Communications Industry; Entertainment and Recreation Industry; Information Industry; Information Technology Industry; Journalism and News Industry; Media and Broadcasting Industry; Service Industry; Technology Industry; Telecommunications Industry; Video Game Industry; United States; California; Sunnyvale; Russia
Wells, John R., Carole A. Winkler, and Benjamin Weinstock. "Facebook Fake News in the Post-Truth World." Harvard Business School Case 720-373, September 2019. (Revised September 2019.)
- Research Summary
Managing the Advantages and Tradeoffs of Collaborative Structures
To solve complex problems, organizations must both collect facts and use them to solve problems. In one study, my coauthors and I show that increased connectivity—measured as network... View Details
- 2021
- Working Paper
Does Who Helps You Impact Your Behavior? Examining the Effects of Social Interactions on Knowledge Sharing in Online Communities
By: Eunkwang Seo, Frank Nagle and Sonali K. Shah
Online communities provide vibrant forums for knowledge sharing and are increasingly being used by individual users and firms to source knowledge and create and capture value. Yet, there is much to learn about how the actions of community members affect other members,... View Details
Keywords: Online Communities; Knowledge Development; Innovation; Reciprocity; Knowledge Sharing; Networks; Innovation and Invention; Interpersonal Communication
Seo, Eunkwang, Frank Nagle, and Sonali K. Shah. "Does Who Helps You Impact Your Behavior? Examining the Effects of Social Interactions on Knowledge Sharing in Online Communities." Harvard Business School Working Paper, No. 21-026, August 2020. (Revised July 2021.)
- November 2013 (Revised December 2013)
- Case
Endeavor: Miami Heats Up
By: William A. Sahlman, Ramana Nanda, David Lane and Lisa Mazzanti
Endeavor Global was a nonprofit that for 15 years had worked to nurture entrepreneurship in emerging markets by selecting local high-impact entrepreneurs for mentoring and aid in scaling up their businesses from committed local business leaders. In summer 2012,... View Details
Keywords: Social Enterprise; Entrepreneurs; Scaling; Emerging Market Entrepreneurship; Not For Profit; Entrepreneurial Finance; Mentoring; Business Networks; Hybrid Nonprofit Funding; Mission and Purpose; Nonprofit Organizations; Social Entrepreneurship; Emerging Markets; Problems and Challenges; Finance; Miami
Sahlman, William A., Ramana Nanda, David Lane, and Lisa Mazzanti. "Endeavor: Miami Heats Up." Harvard Business School Case 814-043, November 2013. (Revised December 2013.)
- December 2018
- Case
Choosy
By: Jeffrey J. Bussgang and Julia Kelley
Founded in 2017, Choosy is a data-driven fashion startup that uses algorithms to identify styles trending on social media. After manufacturing similar items using a China-based supply chain, Choosy sells them to consumers through its website and social media pages.... View Details
Keywords: Artificial Intelligence; Algorithms; Machine Learning; Neural Networks; Instagram; Influencer; Fast Fashion; Design; Customer Satisfaction; Customer Focus and Relationships; Decision Making; Cost vs Benefits; Innovation and Invention; Brands and Branding; Product Positioning; Demand and Consumers; Supply Chain; Production; Logistics; Business Model; Expansion; Internet and the Web; Mobile and Wireless Technology; Digital Platforms; Social Media; Technology Industry; Fashion Industry; North and Central America; United States; New York (state, US); New York (city, NY)
- 2021
- Working Paper
Accounting for Product Impact in the Telecommunications Industry
By: George Serafeim and Katie Trinh
We apply the product impact measurement framework of the Impact-Weighted Accounts Initiative (IWAI) in two competitor companies within the telecommunications industry. We design a monetization methodology that allows us to calculate monetary impact estimates of network... View Details
Keywords: Product Innovation; Impact; Impact Investing; Impact Measurement; ESG; ESG (Environmental, Social, Governance) Performance; ESG Ratings; Social Corporate Responsibility; Corporate Social Responsibility; Social Impact; Telecommunications; Product Design; Product Positioning; Society; Product; Environmental Sustainability; Measurement and Metrics; Framework; Corporate Social Responsibility and Impact; Telecommunications Industry
Serafeim, George, and Katie Trinh. "Accounting for Product Impact in the Telecommunications Industry." Harvard Business School Working Paper, No. 21-105, March 2021. (Revised May 2021.)
- August 28, 2018
- Article
How Intermittent Breaks in Interaction Improve Collective Intelligence
By: Ethan Bernstein, Jesse Shore and David Lazer
People influence each other when they interact to solve problems. Such social influence introduces both benefits (higher average solution quality due to exploitation of existing answers through social learning) and costs (lower maximum solution quality due to a... View Details
Keywords: Transparency; Social Influence; Collective Intelligence; Interaction; Problem Solving; Collaboration; Intermittant; Breaks; Always On; Communication Technologies; Communication; Design; Information; Management; Leadership; Organizational Design; Organizational Structure; Performance; Social and Collaborative Networks; Information Technology
Bernstein, Ethan, Jesse Shore, and David Lazer. "How Intermittent Breaks in Interaction Improve Collective Intelligence." Proceedings of the National Academy of Sciences 115, no. 35 (August 28, 2018).
- June 2018
- Supplement
Valuing Snap After the IPO Quiet Period (C)
By: Marco Di Maggio, Benjamin C. Esty and Gregory Saldutte
Analyzes Snap’s value and analyst recommendations following the events described in the (B) case. View Details
Keywords: Sell-side Analysts; Underwriters; Investment Banking; Social Network; Discounted Cash Flow; Cost Of Capital; Conflicts Of Interest; Corporate Governance; Advertising; Quiet Period; Business Startups; Digital Marketing; Initial Public Offering; Information Infrastructure; Valuation; Venture Capital; Forecasting and Prediction; Social Media; Advertising Industry; Entertainment and Recreation Industry; Web Services Industry; United States; California
Di Maggio, Marco, Benjamin C. Esty, and Gregory Saldutte. "Valuing Snap After the IPO Quiet Period (C)." Harvard Business School Supplement 218-116, June 2018.
- June 2014 (Revised November 2014)
- Case
Investing in Online Marketplaces
By: Andrei Hagiu and Hermes Alvarez
Simon Rothman had recently been promoted from executive-in-residence to Partner at esteemed venture capital firm Greylock Partners and placed in charge of managing a $100 million early-stage fund commitment dedicated to online marketplaces. In Greylock's view, 2014 was... View Details
Keywords: Business Models; Competitive Advantage; Entrepreneurship; Internet; Investments; Networks; Technology; Venture Capital
Hagiu, Andrei, and Hermes Alvarez. "Investing in Online Marketplaces." Harvard Business School Case 714-520, June 2014. (Revised November 2014.)
- June 2018 (Revised October 2018)
- Teaching Note
Valuing Snap After the IPO Quiet Period (A), (B), and (C)
By: Marco Di Maggio and Benjamin C. Esty
Teaching Note for HBS Nos. 218-095, 218-096, and 218-116. View Details
Keywords: Sell-side Analysts; Underwriters; Investment Banking; Social Network; Discounted Cash Flow; Cost Of Capital; Conflicts Of Interest; Corporate Governance; Advertising; Quiet Period; Business Startups; Digital Marketing; Initial Public Offering; Information Infrastructure; Valuation; Venture Capital; Forecasting and Prediction; Social Media; Advertising Industry; Entertainment and Recreation Industry; Web Services Industry; United States; California
- June 2018 (Revised April 2021)
- Supplement
Valuing Snap After the IPO Quiet Period
By: Benjamin C. Esty, Marco Di Maggio and Greg Saldutte
Keywords: Sell-side Analysts; Underwriters; Investment Banking; Social Network; Discounted Cash Flow; Cost Of Capital; Conflicts Of Interest; Corporate Governance; Advertising; Quiet Period; Business Startups; Digital Marketing; Initial Public Offering; Information Infrastructure; Valuation; Venture Capital; Forecasting and Prediction; Social Media; United States; California
- June 2018
- Supplement
Valuing Snap After the IPO Quiet Period (B)
By: Marco Di Maggio and Benjamin C. Esty
Analyzes Snap’s value and analyst recommendations following the events described in the (A) case. View Details
Keywords: Sell-side Analysts; Underwriters; Investment Banking; Social Network; Discounted Cash Flow; Cost Of Capital; Conflicts Of Interest; Corporate Governance; Advertising; Quiet Period; Business Startups; Digital Marketing; Initial Public Offering; Information Infrastructure; Valuation; Venture Capital; Forecasting and Prediction; Social Media; Advertising Industry; Entertainment and Recreation Industry; Web Services Industry; United States; California
Di Maggio, Marco, and Benjamin C. Esty. "Valuing Snap After the IPO Quiet Period (B)." Harvard Business School Supplement 218-096, June 2018.
- Research Summary
Overview
Erin's research focuses on how organizations can and should respond to employee failures. She is interested in understanding the effects that organizational responses have on subsequent employee behavior, and how organizational policies can be designed to more... View Details
- June 2018 (Revised April 2021)
- Case
Valuing Snap After the IPO Quiet Period (A)
By: Marco Di Maggio, Benjamin C. Esty and Gregory Saldutte
Snap, the disappearing message app, went public at $17 per share on March 2, 2017, making its two 20-something founders the youngest self-made billionaires in the country. Over the next three weeks, 14 analysts made investment recommendations on Snap: two with buy... View Details
Keywords: Sell-side Analysts; Underwriters; Investment Banking; Social Network; Discounted Cash Flow; Cost Of Capital; Conflicts Of Interest; Corporate Governance; Advertising; Quiet Period; ＂DCF Valuation,＂; Business Startups; Digital Marketing; Initial Public Offering; Information Infrastructure; Valuation; Venture Capital; Forecasting and Prediction; Social Media; Advertising Industry; Entertainment and Recreation Industry; Web Services Industry; United States; California
Di Maggio, Marco, Benjamin C. Esty, and Gregory Saldutte. "Valuing Snap After the IPO Quiet Period (A)." Harvard Business School Case 218-095, June 2018. (Revised April 2021.)
- April 2012 (Revised May 2012)
- Case
EILEEN FISHER: Repositioning the Brand
By: Anat Keinan, Jill Avery, Fiona Wilson and Michael Norton
Well-established fashion brand Eileen Fisher has traditionally appealed to older women. However, to drive growth, Eileen Fisher's management team wants to target a younger demographic and has revamped its Fall product line to offer more fashionable styles to appeal to... View Details
Keywords: Marketing; Brand Management; Brand Positioning; Market Segmentation And Target Market Selection; Retailing; Fashion; Corporate Social Responsibility; Brands and Branding; Product Positioning; Segmentation; Social and Collaborative Networks; Growth and Development Strategy; Social Media; Retail Industry; Fashion Industry
Keinan, Anat, Jill Avery, Fiona Wilson, and Michael Norton. "EILEEN FISHER: Repositioning the Brand." Harvard Business School Case 512-085, April 2012. (Revised May 2012.)
- Article
The Value of Trading Relations in Turbulent Times
By: Marco Di Maggio, Amir Kermani and Zhaogang Song
This paper investigates how dealers’ trading relations shape their trading behavior in the corporate bond market. Dealers charge lower spreads to dealers with whom they have the strongest ties and more so during periods of market turmoil. Systemically important dealers... View Details
Keywords: OTC Markets; Network; Corporate Bonds; Crisis; Intermediation Chains; Leaning Against The Wind; Networks; Bonds; Behavior; Financial Crisis
Di Maggio, Marco, Amir Kermani, and Zhaogang Song. "The Value of Trading Relations in Turbulent Times." Journal of Financial Economics 124, no. 2 (May 2017): 266–284.
- March 2013
- Article
Punctuated Generosity: How Mega-events and Natural Disasters Affect Corporate Philanthropy in U.S. Communities
By: Andras Tilcsik and Christopher Marquis
Geographic communities have been shown to affect organizations through their enduring features, but less attention has been given to communities as sites of human-made and natural events that occasionally disrupt the lives of organizations. We develop a... View Details
Keywords: Geographic Communities; Punctuated Equilibrium; Corporate Social Responsibility; Institutional Theory; Natural Disasters; Situation or Environment; Balance and Stability; Corporate Social Responsibility and Impact; Business and Community Relations; Philanthropy and Charitable Giving; United States
Tilcsik, Andras, and Christopher Marquis. "Punctuated Generosity: How Mega-events and Natural Disasters Affect Corporate Philanthropy in U.S. Communities." Administrative Science Quarterly 58, no. 1 (March 2013): 111–148.
- February 2015 (Revised June 2016)
- Case
AltSchool: School Reimagined
By: John J-H Kim, Kyla Wilkes and Christine S. An
Max Ventilla and his team launches in 2013 AltSchool, a new network of tech-savvy independent K-8 "micro-schools." AltSchool is born out of Ventilla's frustration with the education options available for his young daughter. During his search, Ventilla comes to the... View Details
Keywords: Education Technology; School Models; Product Development; Entrepreneurship; Talent Development And Retention; Social Impact Investment; Information Technology; Business Model; Education; Business Startups; Customization and Personalization; Growth and Development Strategy; Education Industry; United States
Kim, John J-H, Kyla Wilkes, and Christine S. An. "AltSchool: School Reimagined." Harvard Business School Case 315-054, February 2015. (Revised June 2016.)