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21 in 21 21 in 21 Hosted by Haley Berkoe نقيب لابرادور丨قصص تحقيقيّة مضحكة丨نصائح أمان للأطفال نقيب لابرادور丨قصص تحقيقيّة مضحكة丨نصائح أمان للأطفال BabyBus 富爸爸-财商思维学习 富爸爸-财商思维学习 终身都要成长 Unveiling the Matrix Podcast Unveiling the Matrix Podcast Unveiling the Matrix, The Thinking Mind Podcast: Psychiatry & Psychotherapy The Thinking Mind Podcast: Psychiatry & Psychotherapy The Thinking Mind Podcast Everyday Ayurveda and Yoga at Hale Pule Everyday Ayurveda and Yoga at Hale Pule Myra Lewin The Academic Imperfectionist The Academic Imperfectionist Rebecca Roache Flora Funga Podcast Flora Funga Podcast KK the Plant Biologist with a Thirst for Mycology Today in the Word Today in the Word Bob Larson Never Perfect Never Perfect Dr. Beth Great Day Radio Great Day Radio Great Day Radio Telefonandagt Telefonandagt A Republic Broadcasting Network Republic Broadcasting Network Republic Broadcasting Network The Edge of Darkness w/ Jeffrey Bennett The Edge of Darkness w/ Jeffrey Bennett The Edge of Darkness w/ Jeffrey Bennett Slow Swedish with Katrin Slow Swedish with Katrin Katrin 60 Seconds of Hope with Horace McMillon 60 Seconds of Hope with Horace McMillon Horace McMillon 公考早咖啡 公考早咖啡 天天老师 128 Civics Questions for U.S. Citizenship Test 128 Civics Questions for U.S. Citizenship Test Howen Media レイニー先生の今日から役立つ英会話 レイニー先生の今日から役立つ英会話 ナラドエンタテインメント株式会社 The Holy Quran, Sheikh Saad Al Ghamdi | القران الكريم سعد الغامدي The Holy Quran, Sheikh Saad Al Ghamdi | القران الكريم سعد الغامدي Sheikh Saad Al Ghamdi Animal Tales: The Kids' Story Podcast Animal Tales: The Kids' Story Podcast Josephine Chadwick 朝日新聞AJW 英語ニュース(The Asahi Shimbun Asia & Japan Watch) 朝日新聞AJW 英語ニュース(The Asahi Shimbun Asia & Japan Watch) 朝日新聞ポッドキャスト 朝日新聞AJW 英語ニュース(The Asahi Shimbun Asia & Japan Watch) 朝日新聞AJW 英語ニュース(The Asahi Shimbun Asia & Japan Watch) 朝日新聞ポッドキャスト Daily Motivational Positivity Daily Motivational Positivity Coiru labcat.ai Read Neurology labcat.ai Read Neurology Meng 聽說有故事 聽說有故事 叮噹媽咪 硬核比特--人工智能硬核比特币新闻 硬核比特--人工智能硬核比特币新闻 Meng Abraham Hicks’s Podcast Abraham Hicks’s Podcast Abraham Hicks The Moneywise Guys The Moneywise Guys Wealth Management - Community Make More Money without Selling Your Soul Make More Money without Selling Your Soul Polly Lavarello Artificial Intelligence: Educational AI News Artificial Intelligence: Educational AI News Jaeden Schafer Last Week in AI Last Week in AI AI Weekly Insurance Exam Prep Insurance Exam Prep Ran Chen, EA, CFP® The MyAgLife Podcast The MyAgLife Podcast MyAgLife Pizza and Property Pizza and Property P&P Media Bob Proctor: The Science of Success Bob Proctor: The Science of Success Bob Proctor Quantum Guides Show with Karen Holton Quantum Guides Show with Karen Holton Forbidden Knowledge Network
21 in 21

Education

21 in 21

Hosted by Haley Berkoe

21 in 21: Patrick Ball on Using Bitcoin and AI to Defend Human Rights

July 02, 2026 5:39pm 22 min

Patrick Ball, Director of Research at the Human Rights Data Analysis Group, joins Haley Berkoe on 21 in 21 to discuss how data, bitcoin, and AI can help defend human rights. Patrick explains how his team uses statistics ...

21 in 21: Calle on Cashu, Clawi, and AI Agents

May 21, 2026 11:45am 22 min

On this episode of 21 in 21, Calle discusses his work on Cashu, Bitchat, and Clawi. He explores how AI agents could use bitcoin-native payments and why privacy-preserving infrastructure matters in an increasingly agentic...

21 in 21: Linn Bieske on Hack-Nation and Building Global AI Communities

April 16, 2026 10:05am 26 min

Linn Bieske, Co-Lead of the AI & Technology Track at the MIT Club of Northern California (CNC), AI Product Manager, and Co-Founder of Hack-Nation, joins Haley Berkoe on 21 in 21. They discuss the upcoming Hack-Nation eve...

21 in 21: Rainey Reitman on Transaction Denied and Financial Censorship

April 07, 2026 9:46am 25 min

Rainey Reitman joins 21 in 21 for a conversation on financial censorship, free speech, and her new book, Transaction Denied: Big Finance’s Power to Punish Speech. Rainey co-founded Freedom of the Press Foundation and ser...

21 in 21: Michael Saylor on Bitcoin, AI, and Advice for Builders

March 19, 2026 8:53am 22 min

Michael Saylor joined Haley Berkoe on 21 in 21 for a rapid-fire conversation on bitcoin, AI, and what’s coming next. He shares what’s top of mind for 2026, why he sees this year as a major turning point, and how he think...

21 in 21: Andi Pitt on Bitcoin Venture, AI, and Cognitive Sovereignty

March 17, 2026 8:00am 24 min

Andi Pitt of Ego Death Capital joined me on 21 in 21 to talk about the rise of new startups in the bitcoin ecosystem, how the funding landscape has changed, and the growing intersection of bitcoin and AI. She also shares...

21 in 21: Mark Suman on Privacy-First AI

January 13, 2026 8:00am 22 min

Mark Suman, co-founder and CEO of Maple AI, a privacy-first AI chat platform known as “the Signal of AI,” joins Haley Berkoe on 21 in 21. Mark explains how Maple AI uses secure enclaves to deliver a ChatGPT-like experien...

21 in 21: David Gumberg on the Chaincode ₿OSS Challenge and Becoming a Bitcoin Core Contributor

December 17, 2025 8:00am 23 min

Haley Berkoe sits down with David Gumberg, a Bitcoin Core contributor at Localhost, a bitcoin-focused research center in the Bay Area. David shares how he got into bitcoin, what pushed him from curiosity to contribution,...

21 in 21: Rod Roudi

December 11, 2025 8:00am 24 min

In this episode of 21 in 21, Haley sits down with Rod Roudi, co-founder of Bitcoin Park in Nashville and Austin. Rod breaks down how Bitcoin Park began, why in-person energy fuels strong communities, and how Nashville gr...

21 in 21: Joe Carlo on How Bitcoin Changed Pink Owl Coffee Forever

October 30, 2025 1:51pm 24 min

Haley Berkoe sits down with Joe Carlo, co-owner of Pink Owl Coffee, a café that began in San Rafael, California, and has since expanded to three locations across the Bay Area. Pink Owl is one of the earliest Square merch...

21 in 21: Kyle Olney

October 28, 2025 7:00am 25 min

Kyle Olney joins Haley Berkoe to talk about defending bitcoin’s foundational freedoms. A longtime Silicon Valley product leader turned bitcoin advocate, Kyle helped launch Save Our Wallets, a coalition fighting for Secti...

21 in 21: Nick Slaney

October 20, 2025 11:38pm 22 min

In this episode of 21 in 21, Nick Slaney joins Haley Berkoe during Presidio Bitcoin Design Week. Nick is the founder of Money Dev Kit, a new startup building tools that make it easy for developers to add bitcoin and Ligh...

21 in 21: Erik Cativo

October 15, 2025 9:43am 25 min

During Bitcoin Design Week at Presidio Bitcoin, product designer and HRF grantee Erik Cativo joined the show to talk about designing the future of money. We get into his experiments with ecash and bitchat, the magic of b...

21 in 21: Kyle Fletcher

October 02, 2025 7:09am 23 min

Haley Berkoe is joined by Kyle Fletcher, Principal Design Director at Block, to explore the intersection of bitcoin, design, and culture. They discuss why artists and designers play a critical role in shaping bitcoin’s f...

21 in 21: Christoph Ono

September 24, 2025 6:00am 24 min

In this episode of 21 in 21, Haley is joined by Christoph Ono, co-founder of the Bitcoin Design Foundation and longtime contributor to the Bitcoin Design Community. They talk about Bitcoin Design Week in San Francisco, t...

21 in 21: Conor Okus

September 05, 2025 6:00am 24 min

In this episode, Haley Berkoe interviews Conor Okus, a Product Manager at Spiral. Conor shares his journey from playing football to becoming a grantee at Spiral and now managing the grant program. He addresses common mis...

21 in 21: Mogashni Naidoo

August 28, 2025 6:00am 25 min

Haley Berkoe sits down with Mogashni “Mo” Naidoo — UX researcher, designer, and co-founder of the Bitcoin Design Foundation. Mo shares her path into bitcoin design, why developers and designers need each other, and how t...

21 in 21: Matthew Pines

August 19, 2025 6:00am 26 min

Haley Berkoe talks with Matthew Pines, Executive Director of the Bitcoin Policy Institute, about bitcoin’s growing role in U.S. policy. They cover building a bitcoin community in DC, how policymakers are treating bitcoin...

21 in 21: Tadge Dryja

August 12, 2025 7:00am 23 min

Haley Berkoe met with Tadge Dryja, a bitcoin developer, researcher, and co-creator of the Lightning Network. They discussed the importance of preparing for potential threats from quantum computing and Tadge’s proposed so...

21 in 21: Jameson Lopp

August 07, 2025 12:40pm 22 min

In this episode, Haley Berkoe chats with Jameson Lopp, longtime bitcoiner, cypherpunk, and Chief Security Officer at Casa, to explore the long-term threats and opportunities facing bitcoin. He discusses his latest bitcoi...

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