Paddy Donnelly is an Irish author and illustrator of picture books. His books include Fox & Son Tailers, The Vanishing Lake, Here Be Dragons and Wolves in Helicopters. In 2023 his books won at both the KPMG Children’s Books Ireland Awards and the LAI Biennial Children’s Book Awards. Paddy grew up on the beautiful north coast of Ireland, surrounded by mythical stories of giants, magical creatures and shape-shifting animals. All of this prompted his love for nature, animals and storytelling.

Sophie is the web engineering lead at Monzo Bank in London, responsible for the web platform across the organisation and working on internal tooling that powers Monzo’s award-winning customer service. Building websites since the age of 10, she’s passionate about creating inclusive, accessible and fun websites that people love. Sophie writes about tech & mental health at localghost.dev, builds intentionally useless web apps, and makes music.

Manuel is a freelance frontend developer, accessibility auditor, teacher, and consultant who’s passionate about the web. He writes about accessibility, HTML, and CSS on his personal blog matuzo.at and on htmhell.dev.

Miriam is an author, artist, developer, and open web advocate. She’s an Invited Expert with the W3C CSS Working Group, and member of the Sass core team, and a co-founder of OddBird – providing a range of web development and design services, along with in-depth web development workshops and trainings. Offline, Miriam spends her time repairing clocks, knitting socks, or creating hybrid performances with Teacup Gorilla & Grapefruit Lab.

Hidde (@hdv) is a freelance front-end and accessibility specialist, currently working in the NL Design System team at the Dutch government. He is also involved in the W3C’s Open UI Community Group and CSS Working Group. His favourite programming language is CSS and he strongly believes in a web that puts people first. Hidde writes about these things and more on hidde.blog. In his free time, he works on a coffee table book covering the video conferencing applications of our decade.