Introduction For this week’s community challenge, I am drawing inspiration from this blog post by fellow Ambassador and new Visionary, Johan de Groot. I’ve had radar charts on my back-burner for some time, but never got round to putting out as a challenge, as felt they may seem ‘too fiddly’. But Johan shared a ‘map […]
#WOW2026 | Week 16 | Can you build a radar chart with map layers? Read More »
Tableau, Workout Wednesday
Introduction In this week’s challenge we are exploring the new Power BI Theme that is in Preview : https://powerbi.microsoft.com/en-us/blog/deep-dive-into-modern-visual-defaults-and-customizing-theme-improvements-preview/ The new theme comes with new chart defaults and additional Style Presets. The challenge is to set your own defaults by downloading the JSON Theme file and modifying it. You can use a
2026 Week 15 | Power BI: Exploring and Enhancing the new Theme Read More »
Power BI, Workout Wednesday
Introduction This week’s challenge focuses on building a unit chart (dot matrix / isotype) in Sigma – a non-native visualization that shows proportion using a 100-unit grid. Instead of traditional bar or pie charts, you’ll construct a 10×10 dot grid per category and use conditional logic to fill dots based on percentage of total orders.
2026 Week 15 | Sigma: The Matrix Read More »
Sigma, Workout Wednesday
Introduction Welcome to week 15 and week 3 of Community month! I’m so thrilled to be partnering with Tableau Visionary HOF’er, Linsday Betzendahl! 6 months ago or so, while chatting, she mentioned she was messing around with stacked bars originally for the offset labels but determined that the Mekko concept was actually where she had
#WOW2026 | 15 | Mekko charts and offset labels Read More »
Tableau, Workout Wednesday
Introduction This week, we are picking up the momentum from the map challenge last week, by taking a deep dive into Dynamic Zone Visibility. This project will provide you an understanding of developing dynamic zones in Sigma for the ultimate user experience you want to bring to your audience. Examples include: Drill down, Chart Swap,
2026 Week 14 | Sigma: Dynamic Zone Visibility Read More »
Sigma, Workout Wednesday
Introduction This week’s challenge may not be too difficult for some of you, but I created it in order to bring attention to an essential skill – calculating weighted averages. As data analysts, it’s our responsibility to ensure that the data we display is not misleading or innacurate. I didn’t spend too much time explaining
#WOW2026 | Week 14 | Can you calculate the correct metric? Read More »
community, Tableau, Workout Wednesday
Introduction This week we’re going to build everyone’s favorite Power BI visual, a table! Tables are often dismissed as boring or “not visual enough,” but they’re also one of the most powerful tools we have for making decisions – when they’re designed with intent. In this workout, we’ll start with a very simple table
2026 Week 14 | Power BI: Drive insights with a simple table Read More »
Power BI, Workout WednesdayIntroduction Welcome to Week 13 of 2026! This week, we’re going to play with Maps. Let’s practice looking up geographical data, utilizing multiple types of maps, and coordinating actions to cross-filter data. Good luck! -Ashley Need access to Sigma? Click Here to Sign Up Link to WOW Sigma Instance Youtube Click here to Watch: How
2026 Week 13 | Sigma: Fun with Maps Read More »
Sigma, Workout Wednesday
Introduction I noticed this map from Visual Capitalist the other day. I like the idea of showing elevation using height, but since it’s a state average, it seems weird to show the spacial area of the state. I decided to try to make a tile map with the same information. While we could just use color
2026 Week 13 | Power BI: Tile Map with 3D Effect Read More »
Power BI, Workout Wednesday
Introduction Community Month is back! 🎉To kick things off, Hideaki Yamamoto and Tomoki Goda from Japan Tableau User Group are bringing a challenge inspired by one of the Japan Tableau User Group’s beloved events.Here’s a message from both of them! Meet “Viz Tsukurima Show!” (VizTS), a fan-favorite speed-viz event hosted by JTUG.It kicked off in
#WOW2026 | Week 13 | Let’s Viz Tsukurima Show! Read More »
Tableau, Workout Wednesday