Dave Rupert is a senior UX engineer at Microsoft, co-founder of the Austin-based web agency Paravel, and co-host of the long-running ShopTalk Show podcast. With over two decades in web development, he is widely recognized for his accessibility advocacy - notably founding The A11Y Project in 2014 - and for open-source tools like FitVids.js and FitText.js. He brings a maker's instinct, a teacher's heart, and a quietly sharp wit to everything he touches.
Jim Nielsen is a design engineer, writer, and curator with 20+ years at the intersection of design and code on the web. He writes the popular Jim Nielsen's Blog covering web development philosophy, design thinking, and the craft of building for the web. He's the founding engineer at Quadratic, co-creator of The iOS App Icon Book (€136K Kickstarter), and maintains the beloved iOS/macOS/watchOS icon gallery sites. A champion of the open web, HTML-first thinking, and the emerging 'design engineer' role, Nielsen bridges the gap between visual design and front-end engineering with rare fluency.
Rauno Freiberg is an Estonian Staff Design Engineer at Vercel who blurs the line between design and engineering with surgical precision. Known for his obsession with invisible details - the micro-interactions, animations, and tactile feedback that make software feel alive - he built cmdk (downloaded millions of times weekly), wrote the seminal 'Invisible Details of Interaction Design' essay, and created Devouring Details, an interactive design education platform. He previously shaped the Arc browser at The Browser Company. His philosophy: code is the material, and mastery of HTML, CSS, and JavaScript is the only honest path to great interfaces.
Robin Rendle is a British-born designer, writer, and developer currently working as a Software Designer at Apple. Known for his deeply humanistic approach to web design and typography, he has spent over a decade shaping how the web community thinks about CSS, type, and craft. He ran the CSS-Tricks newsletter for years, launched The Cascade - a member-supported blog about CSS - and maintains one of the web's most thoughtful personal sites with over 900 published notes. He holds an MA in Typography from the University of Reading and writes with a rare blend of technical precision and literary sensibility.
Una Kravets is a Staff Developer Relations Engineer at Google Chrome, leading the UI & Tooling DevRel team. She is one of the most influential voices in modern CSS and web standards, having championed features like container queries, anchor positioning, scroll-driven animations, and customizable select menus. A prolific speaker at 80+ conferences worldwide, co-host of The CSS Podcast, and creator of CSSgram, Una bridges the gap between browser engineering and the developer community with a mission to make the web platform better for everyone.