JOSEPH SABA

Using the harmonised census dataset I built earlier, I looked at how Melbourne's birthplace, language, and religion profile has changed from 2011 to 2021 - and what a 2026 projection suggests...

Before I build a dashboard, automate a report, or start analysing trends, I try to answer one question first: can this dataset actually be trusted? Here's what I check before relying on data for decisions.

Australian census geography changes over time, which makes suburb and LGA trend analysis much harder than it looks. Here's how I used SA1 data, ABS allocation files, and correspondence files to...

Lego has tripled the number of sets it launches per year since 2005. But the growth isn't just about more sets — it's a strategic shift toward licensed IP and the adult market that's fundamentally...

A core product range was declining at -48% year-on-year. No single dataset could explain why. Here's how combining scan data, consumer panels, and custom research identified the root cause and...