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chezvoila.com
Information design and data visualization studio focused on the environment, social development, and governance. Montreal (since 2013). English and French Interactives, dashboards, reports, presentations, training Posts by Francis Gagnon, founder
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Starting to have a feeling eerily similar to watching Covid in Italy in February 2020…

tomorrow at 12pm EST! really excited to chat about how creative data projects changed my career, and A'ing some Q's

Just updated the dataviz 📊 starter pack for the first time since November. It's full and optimized for posting activity, so I need to replace slow posters to add frequent posters. I share in this thread 👇 who I add/replace so that you can add them to your own following list.

Great observation by @jhilden.bsky.social: the original red-green map is unreadable to the colourblind. 📊

Stand by this: www.politico.com/newsletters/...

Describing this as a "technique to avoid misleading the viewer" feels like AI is misleading the reader. "It's a feature not a bug".

At Voilà:, we can adapt our charts for multiple formats, like here with charts develop for a full report adapted for social media.

On the communication side of dataviz — what would you say, were the "hits" in the last few years? Pieces that went viral, found wide adoption, opened new audiences, were shared a lot.

New platform, same old behaviours

TIL 🤯 "“It has always been the responsibility of the adjacent private property owner to build the sidewalk and then to address any need for repairs" This is completely new to me (a Canadian) and so obvious to the author that they wait several paragraphs, and use a quote, to explain this.

This timeline is 🤩. Can't believe I've never seen this before. And big kudos for crediting @elliehighwood.bsky.social for the climate stripes! 👏✊

There's already been a “Zen master” title in dataviz, but I think Nicholas is the real deal, because of the meditative focus that emanates from his work. Every time, it looks like it was finished by candlelight in a wooden workshop.

In a fascinating twist of social media, this excellent post *from two months ago* is the talk of the dataviz 📊 town this week. One hundred reposts, 400 likes — and some of the quotes have even more than this. Stay weird, Bluesky!

When you can, avoid number-only date formats. Sighted users could be confused on whether the first number is the month or day. If you've incorrectly designated your document's language, screen reader users might hear the wrong date. Writing out the month prevents this confusion.

Honestly love how this chart uses a combo of visual semantics (faded color = past) and structural visual variables (a la Bertin/Wilkinson) (position, also layering) to do make a new type of feature. Haven't seen something like that in a long time.

A rare Voilà: animation in the wild. 📊 And if you were struck by the costs of the LA fires, then this report paves the way for building in a way that adapts to climate change.

Small multiple charts are analytical powerhouses - great to see more tools simplifying how users can create them! #dataviz

Do we have any working theory on why so many companies suck at this? Their job is to communicate an email update. The original actively buries it. Joey's redesign is perfect, but also accessible to mere humans. And yet. Anyway, brillant work Joey, as always. #redesign

I *am* pursuing an advanced degree in human-computer interaction and we have research that shows that LLMs have a homogenizing effect on human creativity, can reduce critical thinking skills, and are particularly dangerous when their operator lacks the expertise to catch their hallucinations.