Khan Academy: Sal Khan. From Tutoring His Cousins to Teaching the World For Free (September 2020)

How I Built This · 8 Dec 2025 · 1h 18m

What this episode covers

Sal Khan, founder of Khan Academy, explains how he transitioned from a hedge fund career to building a free, non-profit educational platform after starting with remote math tutoring for his cousin. He details the early days of recording screen-capture videos on YouTube, the financial anxiety of quitting his job without funding, and the pivotal support from philanthropist Anne Wojcicki and the Bill & Melinda Gates Foundation. Khan also discusses the strategic decision to remain a non-profit to preserve trust and integrity, and his partnership with the College Board to create free SAT prep.

Most relevant to

founders before launch, early-stage companies and companies scaling up

Topics

Mentioned

Companies
Bill & Melinda Gates Foundation, Google, College Board, Oracle, Wool Capital
Products
Khan Academy, Mindy Knows
Tools
YouTube

Other shows on the same ground, closest first.

  • The Amp Hour · 1h 14m

    An Interview with Ben Krasnow, 8 years on

    Ben Krasnow, host of the Applied Science YouTube channel and a hardware engineer at Verily (Alphabet), discusses his career path from Valve to Google X and his approach to engineering. He details his work on an accommodating contact lens, the challenges of innovating in the distorted healthcare market, and his preference for 'just-in-time' learning over formal education. Krasnow also shares insights into his home lab setup, his transition to KiCad for PCB design, and specific experiments like replicating Vantablack and building an EDM machine.

  • The Hardware Entrepreneur · 58m

    #022 - Effective project-based learning from astrophysicist turned entrepreneur, professor, with Joshua Spodek of NYU, Spodek Academy, USA

    Joshua Spodek, a professor at NYU and founder of Spodek Academy, discusses his transition from an astrophysicist to a hardware entrepreneur and leadership educator. He details the founding of Submedia, a company that commercialized a hardware invention for in-tunnel motion pictures, and the challenges they faced, including the 9/11 attacks and market shifts. Spodek explains his 'method learning' approach to leadership, which applies exercises from acting and sports to teach social and emotional skills, contrasting it with traditional lecture-based education.

  • Predictable Designs Podcast · 43m

    Hardware Development with No Prior Experience with Kris Christopher of Grow Nanny

    Kris Christopher, founder of Grow Nanny, explains how he transitioned from a Pepsi truck driver to a hardware entrepreneur with no technical background, teaching himself software and electronics to build an indoor gardening system. He details his journey from using Arduino and Raspberry Pi prototypes to designing a custom PCB with Eagle, emphasizing the importance of customer feedback and audience building over early fundraising. Christopher discusses the challenges of validating product-market fit, the reality of investor expectations regarding traction, and his strategy for sustaining the startup through API sales and premium software features while maintaining his mental health.

  • Product Startup · 51m

    029: Making a Social or Environmental Impact with Our Business, Adam Force of Change Creator

    Adam Force, founder of Change Creator, discusses the mindset and strategies required for social entrepreneurship, emphasizing the shift from profit-first to impact-first business models. He shares his journey of pivoting from failed physical product attempts, such as a hemp water bottle, to launching a digital magazine that connects social entrepreneurs. Force highlights specific case studies like Lucky Iron Fish and Grow Shoes to illustrate how targeted solutions can drive systemic change, while advising founders to invest in self-education and build networks through persistent outreach.

  • The Startup CPG Podcast · 31m

    Founder Feature: Elan Halpern & Kiki Couchman of Sourmilk

    Elan Halpern and Kiki Couchman, co-founders of Sourmilk, explain how they combined Stanford education and tech/PE backgrounds to create a Greek yogurt cultured with targeted probiotics for gut health. They detail their unconventional 'drug deal' pickup model in New York City, delivering over 5,000 units in brown paper bags to build a loyal community before retail. The founders also recount their rapid rebranding from a cease-and-desist letter to the name 'Sourmilk' in 14 days, and their strategy for scaling production and launching into NYC grocery stores in early 2026.

The summary, chapters and topics are generated from the episode’s audio by this directory, not written by How I Built This. The episode itself belongs to its publisher.