Popular Articles

What is Decentralized Finance? (The Conversation, August 5, 2021)

Finance 3.0: DeFi, Dapps, and the Promise of Decentralized Disruption (The Reboot, July 15, 2021)

The Opportunities and Dangers of Decentralizing Finance (Knowledge@Wharton, June 10, 2021)

DeFi Is the Next Frontier for Fintech Regulation (Regulatory Review, April 28, 2021)

Don't Fear Cryptocurrencies. Manage Them. (New York Times, April 14, 2021)

Yes, Trading is a Game, Just Not the One Many Investors Signed Up For (Barrons, February 11, 2021)

The Last, Best Hope for Open Data (Nesta Decentralised Future Prize essay collection, September 2020). Reprinted on Coindesk.

Does Regulation Chill Cryptocurrency Trading? (with Brian Feinstein) (Regulatory Review, August 31, 2020)

5G Won't Be the Disruptive Change Many Claim It Will Be (CNN.com, February 3, 2020)

China is Pushing Toward Global Blockchain Dominance (Wired, November 12, 2019)

Bitcoin Dreams (LA Review of Books, August 19, 2019)

Will Facebook’s Libra Change the Way the World Banks? (Foreign Affairs, July 29, 2019)

The Real Reason for Facebook’s New Cryptocurrency (New York Times, June 20, 2019)

Trump’s 5G Plan Is More Than a Gift to His Base (New York Times, March 6, 2019)

People Don’t Trust Blockchain Systems – Is Regulation a Way to Help? (The Conversation, February 5, 2019)

Why You Shouldn’t Fear the Blockchain Regulators (Coindesk, December 8, 2018)

Why We Must Regulate the Blockchain (Salon, November 25, 2018)

What the Russia Hack Indictments Reveal About Bitcoin (New York Times, July 22, 2018)

Blockchain Isn't a Revolution: It’s Two Big Innovations and One Promising Idea (Medium, June 18, 2018)

When Crises Come, Ethically Challenged Firms Such as Uber are Most Vulnerable, Wharton Prof Says (Philadelphia Inquirer, April 15, 2018)

Why Porn on the Blockchain Won't Doom Bitcoin (Wired Online, March 29, 2018), with Arvind Narayanan and James Grimmelmann

Bitcoin Has Risks, but It Isn't a 'Fraud' (The Hill.com, September 18, 2017)

Slack Makes the World Go Round (Backchannel, June 6, 2016)

Gamification Harnesses the Power of Games to Motivate (The Conversation, March 19, 2015)

Sharing Spectrum to Fuel Growth and Opportunity (The Hill Online, January 30, 2014)

Why the Court’s Net Neutrality Decision is Not So Bad (The Atlantic Online, January 15, 2014)

Don’t Call Us Rock Stars (Chronicle.com, October 25, 2013)

MOOCs: A View from the Digital Trenches (PandoDaily, April 15, 2013)

Why Network Neutrality is Good for Business (Harvard Business Review Online, August 18, 2010)

Using VOIP to Compete (Harvard Business Review, September 2005)

The Surging Tides of a Digital Torrent (BusinessWeek Online, January 26, 2005)

Microsoft and the Future of Internet Chat (Philadelphia Inquirer, October 16, 2003)

Spectrum Wants to Be Free (Wired, January 2003)

AOL Knocked Out? (Philadelphia Inquirer, January 19, 2003)

Syndication: The Emerging Model for Business in the Internet Era (Harvard Business Review, May/June 2000)