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Lea Verou, PhD
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Lea Verou, PhD
@LeaVerou
Product, web standards, usability • @csswg Invited Expert • @w3ctag alum • CS/HCI PhD @MIT Also: 🐘 @[email protected] • 🦋 @lea.verou.me
Cambridge, MA / Athens, GR
lea.verou.me
Born June 13
Joined February 2009
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  • Pinned
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    Lea Verou, PhD
    @LeaVerou
    Oct 16, 2025
    Incredibly honored to have been awarded “Pathfinder for Standards” by @openjsf! 💛 Love the blurb too, made me blush! ☺️: “Lea is a rare person who has strong academic credentials, has helped create rigorous industry standards, but always focuses on the needs of real world users
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    OpenJS Foundation
    @openjsf
    Oct 16, 2025
    Introducing 🥁🥁🥁 our JavaScriptLandia award recipients for this year! Beyond building new features, our recipients guide others, maintain essential systems, document the hard parts, and strengthen the community every step of the way. 💙 Congratulations to all! Read more about
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    Lea Verou, PhD
    @LeaVerou
    Aug 6
    🔥 New blog post: Dark mode toggles that expose three visible states (system, light, dark) seem like the best option. Until you think about user goals, that is. Before rushing to disagree, hear me out. lea.verou.me/blog/2026/dark… PS: As a data point, @jaffathecake was converted
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    Lea Verou, PhD
    @LeaVerou
    Aug 4
    I had to edit the description and restart the poll because apparently EVERYONE misunderstood what this is asking. These are the only transitions that are in scope for YES: ✅ System (dark) → dark ✅ System (light) → light NOT: ❌ System (dark) → light ❌ System (light) →
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    Lea Verou, PhD
    @LeaVerou
    Aug 4
    📊 For websites that use a tri-state dark mode toggle (system, light, dark), have you EVER clicked on the override that matches your current system theme? E.g. going from System to Light on a light OS (which produces no visible change). Experimentation aside obvs. Poll at
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    Lea Verou, PhD
    @LeaVerou
    Aug 4
    📊 For websites that use a tri-state dark mode toggle (system, light, dark), have you EVER clicked on the override that matches your current system theme? E.g. going from System to Light on a light OS (which produces no visible change). Experimentation aside obvs. Poll at
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    Lea Verou, PhD
    @LeaVerou
    Jul 29
    Yup, this tracks. Just like those in the 90s who were against the Web and if you asked them about their experiences with the Web they were always minimal to none.
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    Cameron Moll
    @cameronmoll
    Jul 28
    If I've learned anything over the past year using AI to build and observing AI debates, it is this: 99% of the time those highly skeptical or critical of AI for generating design & code haven't fully vetted AI themselves. This has proven to be true time & time again.

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