Publications

November, 2021
Article

Self Control and Smartphone Use: An Experimental Study of Soft Commitment Devices

By: Ruru Hoong

Public discussion and discourse amongst researchers suggest that smartphone use is excessive from an individual welfare standpoint, but evidence for this remains limited. I implement a randomized intervention encouraging a subset of 629 participants to adopt soft... View Details

Keywords: Social Media; Commitment; Randomized Controlled Trial; Smartphones; Addiction; Technological Change: Choices And Consequences; Behavior; Mobile and Wireless Technology; Well-being

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March 2016 (Revised May 2018)
Case

ASOS PLC

By: John R. Wells and Gabriel Ellsworth

Launched in 2000, ASOS was one of the world’s largest online fashion specialists in 2018. Focusing on young consumers aged 16–25 years, the company offered over 85,000 items on its websites, many times more than the largest fashion stores, and added several thousand... View Details

Keywords: ASOS; AsSeenOnScreen; Online Fashion; Online Apparel; Nick Beighton; Nick Robertson; E-commerce; E-Commerce Strategy; Online Retail; Multichannel Retailing; Omnichannel; Social Media; Marketplaces; Shipping; Advertising; Digital Marketing; Business Growth and Maturation; Business Model; Business Startups; For-Profit Firms; Customer Focus and Relationships; Age; Gender; Currency Exchange Rate; Profit; Revenue; Geography; Geographic Scope; Global Range; Global Strategy; Globalized Firms and Management; Globalized Markets and Industries; Business History; Selection and Staffing; Journals and Magazines; Human Capital; Business or Company Management; Crisis Management; Goals and Objectives; Growth and Development; Growth and Development Strategy; Growth Management; Management Succession; Brands and Branding; Marketing Channels; Marketing Communications; Marketing Strategy; Product Positioning; Social Marketing; Media; Distribution; Distribution Channels; Order Taking and Fulfillment; Infrastructure; Logistics; Public Ownership; Problems and Challenges; Strategy; Adaptation; Business Strategy; Competition; Competitive Strategy; Corporate Strategy; Expansion; Vertical Integration; Segmentation; Internet and the Web; Mobile and Wireless Technology; Apparel and Accessories Industry; Fashion Industry; Retail Industry; United Kingdom; England; London

July 2015 (Revised January 2020)
Case

Horst Dassler, Adidas, and the Commercialization of Sport

By: Geoffrey Jones, Michael Norris and Sophi Kim

The case focuses on the career of Horst Dassler, the son of the founder of the German-based sports shoe manufacturer Adidas. The origins of the firm were in the interwar years, and it rose to public prominence after it provided spikes for Jesse Owens, the famous... View Details

Research Summary

Overview

By: Jeffrey F. Rayport

Rayport focuses his teaching and research on launching and scaling technology ventures, with emphasis on digital media, e-commerce, and multi-channel retail. View Details

August 2015 (Revised June 2021)
Case

Amazon.com, 2021

By: John R. Wells, Benjamin Weinstock, Gabriel Ellsworth and Galen Danskin

In February 2021, Amazon announced 2020 operating profits of $22,899 million, up from $2,233 million in 2015, on sales of $386 billion, up from $107 billion five years earlier (see Exhibit 1). The shareholders expressed their satisfaction (see Exhibit 2), but not all... View Details

Keywords: Strategic Analysis; Retail; E-commerce; Amazon; Internet; Amazon.com; AmazonFresh; Jeff Bezos; Cloud Computing; Marketplaces; Streaming; E-reader Market; Digital Media; Mobile App; Online Retail; Shipping; Database; Tablet; Kindle; Kindle Fire; Smartphone; Delivery; Digital Platforms; Competition; Internet and the Web; Corporate Strategy; Digital Marketing; Business Growth and Maturation; Business Model; Business Organization; For-Profit Firms; Film Entertainment; Games, Gaming, and Gambling; Music Entertainment; Television Entertainment; Profit; Revenue; Global Strategy; Multinational Firms and Management; Taxation; Business History; Human Resources; Resignation and Termination; Books; Human Capital; Working Conditions; Business or Company Management; Goals and Objectives; Growth and Development Strategy; Growth Management; Management Practices and Processes; Industry Growth; Industry Structures; Media; Distribution; Distribution Channels; Order Taking and Fulfillment; Infrastructure; Logistics; Product Development; Supply Chain; Supply Chain Management; Organizational Culture; Public Ownership; Work-Life Balance; Problems and Challenges; Labor and Management Relations; Strategy; Adaptation; Business Strategy; Competitive Strategy; Diversification; Expansion; Integration; Horizontal Integration; Vertical Integration; Information Infrastructure; Information Technology; Mobile and Wireless Technology; Price; Applications and Software; Marketing; Marketing Strategy; Working Capital; Customer Focus and Relationships; Customer Value and Value Chain; Retail Industry; Advertising Industry; Distribution Industry; Electronics Industry; Entertainment and Recreation Industry; Information Technology Industry; Manufacturing Industry; Motion Pictures and Video Industry; Music Industry; Publishing Industry; Shipping Industry; Technology Industry; Video Game Industry; Web Services Industry; United States; Washington (state, US); Seattle

29 Nov 2010
HBS Case

United Breaks Guitars

Tweets are in the air we breathe. Most of us know that "friend" can also be a verb. Social media are part of the public discourse now, whether or not we're active users of them. A new case coauthored by HBS marketing professor... View Details

Keywords: by Julia Hanna

October 2019 (Revised February 2023)
Case

Gupta Media: Performance Marketing in the Digital Age

By: V. Kasturi Rangan and Courtney Han

Gupta Media is a Digital Marketing firm started in 2005 that places advertisements and marketing promotions for its clients in digital media, mainly social media such as Facebook and Google. Over the years it had built its expertise in promoting music labels, artists... View Details

Keywords: Marketing; Digital Marketing; Performance; Measurement and Metrics; Social Media; Advertising Industry

08 Aug 2022
HBS Case

Building an 'ARMY' of Fans: Marketing Lessons from K-Pop Sensation BTS

fan base. The effective use of social media was how they created an ecosystem." In a recent case study, “BTS and ARMY,” Harvard Business School associate professor Doug Chung and research associate Kay Koo show how BTS marshalled its... View Details

Keywords: by Shalene Gupta; Media & Broadcasting; Media & Broadcasting

29 Nov 2022
Research & Ideas

Is There a Method to Musk’s Madness on Twitter?

Prior to the acquisition, Twitter as a company was much weaker than most people realize. They’ve struggled with profitability for many years, and they’ve been quite slow at innovating on new features and growth opportunities. By doing this deal and having the View Details

Keywords: by Christina Pazzanese, Harvard Gazette; Technology

November 2017
Teaching Note

Amazon.com, 2016

By: John R. Wells and Gabriel Ellsworth

Teaching Note for HBS No. 716-402. On January 28, 2016, Amazon announced record 2015 operating profits of $2.2 billion on $107 billion of sales, and the markets responded with cautious optimism. For years, founder and CEO Jeffrey Bezos had prioritized growth and... View Details

Keywords: Strategic Analysis; Retail; E-commerce; Amazon; Amazon.com; AmazonFresh; Jeff Bezos; Cloud Computing; Marketplaces; Streaming; E-reader Market; Digital Media; Mobile App; Online Retail; Shipping; Database; Tablet; Kindle; Kindle Fire; Smartphone; Delivery; Market Platforms; Two-Sided Platforms; Competition; Internet; Corporate Strategy; Online Advertising; Business Growth and Maturation; Business Model; Business Organization; For-Profit Firms; Film Entertainment; Games, Gaming, and Gambling; Music Entertainment; Television Entertainment; Profit; Revenue; Global Strategy; Multinational Firms and Management; Taxation; Business History; Human Resources; Resignation and Termination; Books; Human Capital; Working Conditions; Business or Company Management; Goals and Objectives; Growth and Development Strategy; Growth Management; Management Practices and Processes; Industry Growth; Industry Structures; Media; Distribution; Distribution Channels; Order Taking and Fulfillment; Infrastructure; Logistics; Product Development; Supply Chain; Supply Chain Management; Organizational Culture; Public Ownership; Work-Life Balance; Problems and Challenges; Labor and Management Relations; Strategy; Adaptation; Business Strategy; Competitive Strategy; Diversification; Expansion; Integration; Horizontal Integration; Vertical Integration; Hardware; Information Technology; Mobile Technology; Online Technology; Technology Networks; Technology Platform; Web; Web Sites; Price; Software; Marketing; Marketing Strategy; Working Capital; Customer Focus and Relationships; Customer Value and Value Chain; Retail Industry; Advertising Industry; Distribution Industry; Electronics Industry; Entertainment and Recreation Industry; Information Technology Industry; Manufacturing Industry; Motion Pictures and Video Industry; Music Industry; Publishing Industry; Shipping Industry; Technology Industry; Video Game Industry; Web Services Industry; United States; Washington (state, US); Seattle

08 Feb 2022
Cold Call Podcast

What’s Next for Nigerian Production Studio EbonyLife Media?

Keywords: Re: Andy Wu; Media & Broadcasting

07 Apr 2023
Research & Ideas

When Celebrity ‘Crypto-Influencers’ Rake in Cash, Investors Lose Big

allegations Because social media posts can affect short-term demand for specific coins or tokens, securing promotion by influencers is big business that has ensnared some big names. In February 2021, Lindsay Lohan tweeted to her more than... View Details

Keywords: by Kristen Senz

Career Coach

Sarah Zia

Sarah is a veteran of the media & entertainment / tech industry (corporate and content strategy) and a career switcher (finance). She is particularly well-equipped to help students interested in tech / View Details

Career Coach

Jim Warner

Jim (HBS ’80, Yale ‘75) is a board member and advisor to technology and services companies in marketing and media and a veteran of the media and entertainment business. He guides students and... View Details

Keywords: Entertainment / Media; Entertainment / Media; Entertainment / Media

22 May 2024
HBS Case

Banned or Not, TikTok Is a Force Companies Can’t Afford to Ignore

Businesses that dismiss TikTok as merely a platform for teenagers looking to create and consume cat and dance videos do so at their own peril. That’s the message of a Harvard Business School case study tracing the video-sharing app’s explosive rise to the world's... View Details

Keywords: by Rachel Layne; Technology

September 2006 (Revised January 2007)
Background Note

Where to Get Your News and Information: The Digital Disruption

By: Stephen P. Bradley and Nancy Bartlett

What is the response by traditional news and information deliverers (newspapers and television networks) to declining audiences as media consumption moves to the digital medium? Provides a view of the news industry in mid-2006 and discusses the impact of an... View Details

Keywords: News; Media; Emerging Markets; Internet and the Web; Disruption; Perspective; Advertising; Journalism and News Industry

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Article

What Makes a Critic Tick? Connected Authors and the Determinants of Book Reviews

By: Loretti I. Dobrescu, Michael Luca and Alberto Motta

This paper investigates the determinants of expert reviews in the book industry. Reviews are determined not only by the quality of the product, but also by the incentives of the media outlet providing the review. For example, a media outlet may have the incentive to... View Details

Keywords: Quality; Media; Relationships; Marketing Reference Programs; Books; Publishing Industry