Im Stefan, a product designer and design system expert.
Ask me anything...

Stefan Poulos
Stefan PoulosFULTON, MARYLAND
SUBSTACKMost Designers Are a Year Behind and Don't Know ItUsing AI isn't the same as knowing where it's taking the work. A timeline, read as a mirror.Read Article
It's Not a Design System. It's a Digital Operating System. — slide 1 of 1
SUBSTACKIt's Not a Design System. It's a Digital Operating System.Design systems were built for humans. Agents need rules precise enough to act on.Read Article
SUBSTACKYou Have Good Taste. Can You Explain It?Five stages of design maturity, and why the real gap isn't tools. It's whether you can explain your taste.Read Article
Marriott — UX Vision — slide 1 of 6
VISION & LEADERSHIPMarriott — UX Vision
Marriott — UX Vision — slide 2 of 6
True Beauty — slide 1 of 2
BRAND & PRODUCTTrue Beauty
True Beauty — slide 2 of 2
SUBSTACKI Built an AI Version of MyselfI fed Claude four years of my chat history to see how I actually think. It came back with my habits, my tells, and the arguments I keep having with myself. Then it drafted this article.Read Article
Pandora — slide 1 of 3
VISION & UXPandora
Pandora — slide 2 of 3
TESTIMONIALS
“He is one of the smartest, hard-working, responsible, and thoughtful design leaders that I’ve had the opportunity to work with. We’ve worked together for about 3 1/2 years and he’s the equivalent of having three designers on the team.”
SUBSTACKWhat a Lobster Knows About Brand StrategyThe engineers who built the most advanced open-source AI assistant needed a file defining who it is and how it speaks. That's a brand voice document.Read Article
Ellucian — slide 1 of 3
DESIGN SYSTEMSEllucian
Ellucian — slide 2 of 3
Bokas — slide 1 of 4
FOUNDING DESIGNBokas
Bokas — slide 2 of 4
SUBSTACKOverwhelmed Isn't the Same as Being BehindWhat designers are actually afraid of about AI, and what to do about it.Read Article