Sheila B Robinson

Reflections of an everyday educator/program evaluator/professional developer…LEARNER


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Data Visualization: Sail Forth – Steer for the Deep Waters Only (Part II)

Either you decide to stay in the shallow end of the pool, or you go out into the ocean.

-Christopher Reeve

In an ongoing quest to improve my data visualization skills, I recently ventured out from the security of the shallow end and took a stab at the next level of sophistication with some basic charts. In Part I of this series I describe the process I used to create my first back-to-back bar chart. Once again, I learned most of the skills I applied for these from Stephanie Evergreen and Ann K Emery, both wonderful dataviz artists and great teachers.  Continue reading


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Data Visualization: Sail Forth – Steer for the Deep Waters Only (Part I)

Sail Forth- Steer for the deep waters only. Reckless O soul, exploring. I with thee and thou with me. For we are bound where mariner has not yet dared go. And we will risk the ship, ourselves, and all.

-Walt Whitman

I consider myself a novice, for now, staying safe in the shallow waters of data visualization. I’ve learned to create clean and modern-looking bar, column, and {gulp!} the occasional pie charts. I follow basic safety rules, dispensing with the unnecessary – gridlines, tick marks, superfluous axis labels and legends. I avoid default colors, and proudly leave 3D charts to the real amateurs. To venture beyond that, into the deep current of dashboards and interactivity, I would need a life jacket and tow rope. Recently, though, I waded a bit deeper, and experimented with two variations – back-to-back bar charts and small multiples. In this post, I share how I created my first back-to-back bar chart. Part II will tackle the small multiples.  Continue reading