Formatting dates in Tableau can be frustrating. There’s a ton of options, but it’s not always obvious what each one does! If you’re trying to turn a date field into a single date value, but getting we...

The Iron Viz 2025 Qualifier results were announced a few weeks ago, and I was delighted to learn that I had placed 5th globally! Making it to the top 10 was a huge achievement for me, and – more impor...

Explore the 2025 Iron Viz Qualifier competition results and see the finalists who are headed to Tableau Conference in April.

The “Show Me” pane in Tableau makes it look like building a scatterplot should be so easy – just drag in 2-4 measures, click the chart type, and you should be good to go! But often when you follow the...

Have you ever finished a Tableau dashboard project and been lucky enough to have a little extra time? Once the data is validated, the stakeholders’ needs are met, and the design is flowing, you might ...

I still remember the feeling when I first opened Figma. I was totally overwhelmed. The clean interface was promising, but where do you even…

I recently passed the Tableau Certified Consultant exam! This exam – Tableau’s newest top-level certification – is definitely challenging, and preparing for it can be difficult. In today’s post, I’ll ...

YouTube video by Louis Yu

Ever wanted to change a parameter with a click of a button in Tableau? While there’s no built in parameter button option in Tableau (sadly), with an extra sheet and a few parameter actions you can bui...

I tested how well different election dashboards implemented common dataviz accessibility princples, and explained where things went wrong (including lots of demos).

YouTube video by Louis Yu

Have you ever created a Tableau chart that’s just… too much? When a visual contains a lot of data, many marks, or lots of detail, it can easily become overwhelming for a viewer. And when your viewers ...

See live conversations from all over Bluesky as a dynamic night sky

Tableau does a pretty good job with its default color legends for charts – little squares of color, labels, the usual – but sometimes you just need something a little more special. In today’s post, th...

When you have a Tableau dashboard with lots of filtering options, it’s easy to dive too deep into the filters and get a bit lost. When that happens to your users, an easy “reset filters” button is a l...