Facebook’s Libra and the Future of Money, World Affairs Podcast, July 16, 2019.

Difficult Definitions & the Veil of Decentralization, Decentralize This! Podcast with Tor Bair, May 10, 2019.

Critiquing Bitcoin, What Bitcoin Did Podcast with Peter McCormackMarch 26, 2019.

SEC Settles Over Initial Coin Offerings, Closing Bell, Live News on Cheddar, November 19, 2018.

The small economies blazing the trail on cryptocurrencies, RN Drive with Patricia Karvelas, Australian Broadcasting Corporation, October 4, 2018.

The Case for Treating Developers as Fiduciaries in Public Blockchains, Epicenter Blockchain Podcast, September 19, 2018.

Deconstructing Decentralization: Exploring the Core Claim of CryptoassetsWorkshop on Cryptoassets and the Law, London School of Economics, London, UK, September 4, 2018.

Critical Thinking for Crypto Counsel, Block (Legal) Tech Conference, Chicago-Kent College of Law, August 9, 2018.

This Thing We All Made Up Together (aka Cryptocurrency), Bad With Money Podcast with Gaby Dunn, June 20, 2018.

Cryptocurrencies, Law & Disorder Radio, May 28, 2018.

Blockchain: The Next Internet, or the Next Beanie Baby?, The Atlantic’s Crazy/Genius Podcast with Derek Thompson, May 24, 2018.

Panelist at Smart Financial Regulation Roundtable: Implications of Cryptocurrenciessponsored by the Mercatus Center and the Institute for Financial Markets, Washington, DC, April 11, 2018.

Nailing Jelly to the Wall: The Challenges of Blockchain Language, Webinar for the Institute for New Economic Thinking’s Young Scholars’ Initiative, March 27, 2018.

The Skeptics’ Episode: Preston Byrne and Angela Walch on What the Industry and Regulators Get Wrong in Crypto, Unchained Podcast with Laura Shin, March 13, 2018.

Bitcoin, Blockchain: Hype v. RealityCyber Law & Business Report (, January 17, 2018.

Behind the Bitcoin Bubble, Politico Money Podcast with Ben White, December 27, 2017.

The Rise of Bitcoin, Radio Times with Marty Moss-Coane, WHYY Philadelphia (NPR affiliate), December 18, 2017.

Thinking Critically About Blockchain Technology, ScotChain17, Edinburgh, Scotland, October 13, 2017.

Will Law be Replaced by Tech?Blockchain Beyonce, Edinburgh, Scotland, October 12, 2017 (Part 2 of 2).

A Conversation on Blockchain Governance with Blockchain Beyonce, Edinburgh, Scotland, October 12, 2017 (Part 1 of 2).

Virtual Roundtable: Blockchain Technology in Finance, IEEE Computer Magazine, September 2017.

Episode #28 – Walch on the Misunderstandings of Blockchain Technology; Algocracy & the Transhumanist Project Podcast with John Danaher, August 29, 2017.

Open Source Operational Risk: Should Public Blockchains Serve as Financial Market Infrastructures?Blockchain Protocol Analysis and Security Engineering 2017 Conference (sponsored by Stanford University Cyber Initiative), Stanford University, January 26, 2017.

Moderating a Panel Discussion on “Engaging with International Regulators” at CoinDesk’s Consensus Conference, May 3, 2016, New York, NY.

The Bitcoin Blockchain as Financial Market Infrastructure: A Consideration of Operational Risk, Payments Machines: Digitalization, Disruption & Reform, November 16, 2015, Columbia Law School.  Sponsored by the Modern Money Network. (I’m at the 38 minute mark.)