Apple and WebKit
Jen Simmons has had a major influence on web layout, CSS Grid and the way designers think about modern CSS. Her work in browser advocacy, education and standards has helped designers understand that the web can support more ambitious layouts than many old conventions allowed. She stands out because she connects design vision with the technical foundations that make new kinds of layouts possible. Her work is especially important for designers who want the web to become more expressive without losing accessibility or structure.