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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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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 08 May 2026 | Kate Crawford
Manage Multiple Versions of Python with pyenv
Python Managers are command line tools that allow you to keep multiple Python versions on your machine and choose which version to use based on your environment
Mon 01 Jun 2026 | Shivam Wadhia
Dashboard Week Day 4: Goodreads
Last day of dashboard week, and a massive change of pace from yesterday.
Today, we were given Goodreads data between 2006 and 2017. We were given two tables: a books table, containing data on the books that were on the site, and a table containing reviews for all the books
Sat 30 May 2026 | Vaishnavi Shankar
Creating a Dynamic Sports Standings Race Chart in Tableau Desktop
This project began as a data preparation challenge, where the final visualisation was provided as the end goal. After reshaping the data in Tableau Prep to meet the required structure, the next step was to recreate and enhance the visualisation in Tableau Desktop
Fri 29 May 2026 | Ellie Kershenbaum
Dashboard Week Day 4: Goodreads Infographic
Brief
For our final day of Dashboard Week we were tasked with transforming Goodreads datasets story-driven infographic using Tableau. Moving away from standard business dashboards, we had to focus more on narrative flow, simplicity and graphic design
Mon 01 Jun 2026 | Elda Ketena
Dashboard Day - Week 3
For the third day of Dashboard Week, our challenge shifted toward spatial analysis and working with APIs
Mon 01 Jun 2026 | Elda Ketena
Dashboard Week - Day 4
And onto the final day of training!
The brief was to use Goodreads data to create an infographic dashboard leaning closer to data journalism than standard business analysis.
Data Preparation
Before designing, I had to see what fields I was working with
Fri 29 May 2026 | Kaori Ikarashi
How to Create Standard Deviation on Tableau
I recently published a blog post explaining what standard deviation is and how it can be applied in business scenarios. You can access that article: Why Standard Deviation Matters in Business
Fri 29 May 2026 | Helena Reichenvater
DSNY12's First Mock Client Presentation
This Thursday, DSNY12 completed our first full mock client presentation!
The past few Fridays, we’ve been assigned a mock stakeholder and dataset, which we used to complete various consulting exercises. This included written proposals, dashboard sketches, and data cleaning
Fri 29 May 2026 | Tomo Mensendiek
Read this before using OData with Tableau
What is OData?
OData (Open Data Protocol) is a standard for sharing and accessing structured data over the web using REST APIs. Structured data can be consumed through an API endpoint called an OData feed, which allows applications to query and retrieve data using a URL
Fri 29 May 2026 | Martin Regan
Dashboard Week Day 4: Goodreads Infographic Dashboard
For the last day of Dashboard Week, we were tasked with creating an infographic dashboard using Goodreads data. We needed to use Tableau Prep to clean and prepare the data, then build the dashboard in Tableau Desktop. If you are interested in using the data yourself, you can find it here
Thu 28 May 2026 | Ellie Kershenbaum
Dashboard Week: UK Crimes API
Brief
Today we had to use APIs, specifically the data.police APIs, in Alteryx to build a comprehensive spatial overview of UK crime in Tableau. We had to construct spatial boundaries by using Alteryx to transform raw coordinates into Polygon shapefiles for every police force neighbourhood
Fri 29 May 2026 | Oscar Kriebel
Dashboard Week - Day 4: Goodreads
And onto the final day of training at the DS! Today's dataset is on Goodreads, which is a book website that allows users to find, track, and rate books. I've been getting back into reading over the past couple years, especially with the time I have on the train to work each day
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