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Our consultants come armed with both technical and soft skills to support you to make the most of your data.
The Data School has been paramount to our success at JLL. It has allowed us to bring in highly skilled Tableau and Alteryx consultants. It saves considerable time trying to recruit contractors as I know their skills and training are to the highest standard. Over the past 5 years my team has developed analytical insights which have generated multi million dollar savings of which a considerable amount can be attributed to the Data School consultants we have had working on projects.
Paul Chapman, Global Director of Performance Management, BI and Innovation at JLL
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Community Impact 2024
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What our consultants are working on
We believe that sharing knowledge and expertise is key to driving innovation and growth in the data community. That's why we're excited to share our latest insights, tutorials, and industry trends with you through this blog.
Written by our team of experienced data consultants, these posts aim to solidify their own learning while giving back to the community.
Fri 12 Jun 2026 | Mel Niere
What did it take to get into DSNY12?
Meet the newest members of Cohort 12 at The Data School New York.
This cohort brings together a strong group of emerging data talent, with thoughtful approaches to analysis, visualization, and storytelling
Fri 12 Jun 2026 | Daniel Bostrom
Tables vs. Views
From the perspective of a data analyst, tables and views can seem interchangeable
Fri 12 Jun 2026 | George Rycroft
Translytical Task Flows in Fabric & Power BI - A Proof of Concept
In May 2025, Microsoft Fabric introduced an innovative new feature to their software. Translytical Task Flows (TTFs). These tools allow static reports in Power BI to become tools which enable action
Fri 12 Jun 2026 | Kate Loder
Creating fields parameters in Power BI
Creating parameters in Power BI is a lot more straightforward than you might think. Power BI has predefined capabilities for creating these with ease, which makes them nice and simple to create and add in to reports to enhance interactivity
Fri 12 Jun 2026 | Vaishnavi Shankar
Mastering the Bump Chart in Power BI Using RANKX.
When visualising data over time, a standard line chart is usually the go-to. But what if your goal isn't just to show growth, but to show competition?
If you want to see how different business units rank against each other over time, a Bump Chart is the perfect tool
Fri 12 Jun 2026 | Martin Regan
How I Used Snowflake Cortex Code to Build an Automated LEGO Data Pipeline (and Write this Blog Post)
Introduction
I wanted to find the rarest LEGO minifigs in existence — the ones that appeared in a single set, in a quantity of one, decades ago. To get there, I needed a proper data pipeline: paginated API ingestion, raw JSON landing in Snowflake, modelled views, and idempotent reloads
Thu 11 Jun 2026 | Sharon Orazulike
Goodreads Personal Project: Building a whimsical and cosy dashboard
So far all my Tableau dashboards have been very corporate and fixed, I haven't made anything out of the realm of ordinary yet. Until this project. Data visualisation isn't just for boardroom meetings—it’s also a powerful tool for visual storytelling
Tue 21 Apr 2026 | Sharon Orazulike
Remaking my NHS Power Bi Dashboard in Tableau
The finale of this series is finally here! And yes there are a lot of changes from the Power Bi dashboard to this one in Tableau. I got offered feedback on the Power Bi one and I used that feedback to implement the changes you see in this Tableau dashboard
Wed 03 Jun 2026 | Ping HIll
Structuring Your Own Data for a Tableau Radar Chart
I recently came across this Workout Wednesday, where I was challenged to create a Radar Chart. This challenge was based on a map layers technique by Johan de Groot, with a great walkthrough by Donna Coles, which I’ll link to both at the end
Wed 10 Jun 2026 | Holly Andersen
Getting Started with Regex: A Practical Reference Guide
Regex, short for regular expressions, is a way of finding patterns in text. It can be used to check whether text matches a certain format, extract part of a string, replace unwanted characters, or split messy text into useful pieces
Wed 10 Jun 2026 | Mila Kholodiy
Power BI KPIs: Choosing the Right KPI Visual
From bullet charts and gauges to sparklines and waffle charts, Power BI offers multiple ways to visualize performance. Here's how to choose the right KPI visual for your audience and business objective.
Thu 04 Jun 2026 | Holly Andersen
Control Charts in Power BI
A control chart is a line chart with added context; it shows a value over time, along with upper and lower control limits. These limits help show whether a value is behaving within its normal range, or whether a point looks unusually high or low
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