Accessibility is something I advocate for constantly, especially when it comes to colour contrast. Yet every time the topic comes up, there’s always someone who believes contrast is just a matter of “choosing colours that look okay together.” Apparently, it’s not “technical enough.” So this time, instead of explaining why colour contrast matters, I…
I still remember the first time I saw a demo of DAX User‑Defined Functions (UDFs) in Power BI. I was genuinely fascinated. For years, DAX has been incredibly powerful, but it has also encouraged repetition. We copy patterns, duplicate logic,…
In one of my recent sessions, “Accidental Data Lies: How Poor Visual Can Choices Mislead”, I take a deep dive into common chart crimes and the ethics of data visualisation and storytelling. One of my favourite examples is truncated axes.…
Happy 2026! If you’re still hunting for a New Year’s resolution, here’s a good one: get to know your data model like it’s your best friend! Understanding how your relationships work, especially the sneaky bidirectional ones, can save you hours of head-scratching…
When I first started my career, feedback was the part I dreaded most. I’d sit there in review meetings, smiling politely on the outside, while inside I was defensive, anxious, sometimes even furious. Every comment felt personal. A verdict on…
Let’s talk about scope creep. Or as I like to call it this time of year, the ghost that haunts your Power BI projects. You start with a sleek, elegant report, one goal, one purpose. It’s a thing of beauty. It…
I’ve written quite a bit about colour contrast in data visualisation before, but today I want to zoom in on a topic I see overlooked a lot: dashboard background choices. Let me start with a simple truth: the background of…
I first came across Northings and Eastings was years ago when I worked as a navigator, plotting courses and making sure we didn’t end up somewhere we shouldn’t! So, when I stumbled across them again while working in Power BI a few…
From my experience developing reporting solutions in Power BI, one of the most common requests, regardless of industry, is tracking changes over time. Whether it’s comparing this month’s costs to last month’s, monitoring budget fluctuations, or spotting delays in project…
16th of May 2025 marked a big milestone, I presented my session at New Stars of Data. So, for this blog post, I decided to share something far more personal than just technical content. I’ll talk through my journey: from…
