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Articles by Mark Zeman
Visualizing Layout Shifts
WEDNESDAY 21ST OF OCTOBER 2020 One of the big challenges with Google's new Cumulative Layout Shift (CLS) metric is understanding which elements actually moved on the page, when they moved, and by how much. To help with debugging your CLS scores, we've added a new visualization to SpeedCurve that shows each layout shift and how each individual shift adds up to the final cumulative metric. For each layout shift, we show you the filmstrip frame right before and right after the shift.
Creating meaningful metrics that get your users to do the things you want
Creating meaningful metrics that get your users to do the things you want Buddy Brewer, Steve Souders, and Mark Zeman illustrate how identifying and focusing deeply on a few meaningful metrics facilitates far better decision-making. July 26, 2016
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The language and metrics of UX evolve at Velocity 2015
Editor’s note: The O’Reilly Velocity Conference in Santa Clara was held last week. The event explored the essential trends driving web operations and performance forward. In the post that follows, Mark Zeman digs into recent changes he’s observed in one aspect of Velocity: the role, language, and metrics surrounding user experience. I’ve attended four O’Reilly Velocity conferences over the last year, and I was struck by a notable shift in the conversations at Velocity in Santa Clara, Calif.
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