Build your Team
Enhancing your data team with ours
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
Alteryx
Partner of the Year
EMEA
Tableau
Community Impact 2024
EMEA ESMB
DataIQ
Data for Good Champion
Finalist
DataIQ
Best Data Academy or Skills Development
Finalist
Alteryx
Partner of the Year
Europe
DataIQ
Data for Good Champion
Champion
Tableau
Data for Good 2021
EMEA
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.
Mon 09 Mar 2026 | Bethany Haysom
How to get extra time for the Tableau Exam
I recently booked my Tableau Data Analyst exam. As someone with dyslexia, who has often relied on extra time for formal exams, I decided I wanted to see if I could get extra time for this
Mon 09 Mar 2026 | Nicola Huetz
Makeover Monday - 2021/wk21
This Makeover Monday was focused on animals and what percentage of women and men feel capable of beating in an unarmed fight
Mon 09 Mar 2026 | Bethany Haysom
Dashboard Rework Part 2: Concept Sketch
Follow along as I rework the first dashboard I ever built. This week I focused on concept sketching.
Sun 08 Mar 2026 | Adrienne Zhang
How to Create Year-Over-Year KPI Comparisons in Tableau
KPI period-over-period comparisons in Tableau may seem daunting, but once you get the hang of them they’re quite easy to build out!
For this tutorial I am using the Sample Superstore 2025 dataset. You can download the data here if you would like to follow along
Thu 05 Mar 2026 | George Rycroft
Lessons from applying to The Data School...twice.
If you're reading this, you might find yourself in the same situation I was a few months ago. You poured your heart and soul into your first dashboard and final interview but fell just short
Mon 09 Mar 2026 | Maysa Falchero
Learning for the Basic Proficiency in KNIME Analytics Platform Certification
I’ve had some time to focus on a new tool and decided to learn KNIME to achieve the L1-Basic Certification. For those who don't know, KNIME is a free, open-source data analytics platform
Thu 05 Mar 2026 | Francesca Plaskett
7 hidden game-changers you should know about Tableau Prep
Learn 7 key things about Tableau Prep that will save you loads of time.
Sun 08 Mar 2026 | Sharon Orazulike
Do Not Use the '/' in Power BI
Use a DIVIDE() Syntax Instead!
In Power BI, it’s tempting to use a simple forward slash '/ ' for division. However, doing so often sets you up for a world of frustration, especially when a calculation hits a zero value
Tue 03 Mar 2026 | Shivam Wadhia
Table Calculations in Tableau
Unlike calculated fields, which operate on the underlying data before it is visualised, table calculations perform calculations on the results already present in the view.
For every visualisation in Tableau, a virtual table is created based on the dimensions in the view
Tue 03 Mar 2026 | Harvey Lloyd-Smith
Meet, Greet, Repeat...
The first week of DS57 is complete and I cannot emphasize enough how great it felt to join The Information Lab (TIL). The foundations of a company are its people; everything else is built from that
Mon 02 Mar 2026 | Arushi Pant
Mining for Goods !
How do we get from data in storage to using it?
In the first week of the Data school, we were introduced to a concept called ETL, a process that explains how we get a dataset to a point where we can analyse it
Tue 03 Mar 2026 | Fotiana Yan
Scaffolding in Tableau Prep using LOOKUP and MOVING CALCULATIONS
Scaffolding allows you to create date columns that fill in the gaps of your existing date data. Originally the scaffolding would be done in a more long-winded way but in the latest version of Tableau Prep you can do this by adding New Rows.
Want to know more?
Whether you're planning for the future or you have a project that needs to get started next week our team are more than happy to help.
Complete our contact form with your name, company email and a brief message and we will get back to you as soon as we can.