Joanna Penn is a British author, podcaster, and entrepreneur who turned a miserable IT consulting career into a multi-six-figure independent publishing empire. Writing thrillers as J.F. Penn and teaching the business of writing as Joanna Penn, she has sold over a million books across 176 countries, runs one of the world's top 1% podcasts (10.6M+ downloads), and is among the most prominent voices on ethical AI adoption in the creative community. Based in Bath, England, she competes in powerlifting, pursues a Masters in Death, Religion and Culture, and embodies her own mantra: measure your life by what you create.
Adam Wathan is a Canadian developer, entrepreneur, and the creator of Tailwind CSS - the utility-first CSS framework used by millions of developers worldwide. As CEO of Tailwind Labs, he turned a side-project experiment into a multi-million dollar business encompassing Tailwind UI, Headless UI, and an ecosystem of developer tools. A college dropout turned prolific course creator, he built his reputation first through 'Refactoring to Collections' and 'Refactoring UI' (co-authored with Steve Schoger), generating over $2.5 million in book sales alone. In January 2026, he made headlines again when AI's disruption of developer documentation led to dramatic revenue declines and significant layoffs at Tailwind Labs, prompting major sponsorships from Vercel, Google, and others rallying to support what they called 'foundational web infrastructure.'