YouTube Videos

Videos about various aspects of data visualization, noteworthy charts and graphical news pieces (“chart appreciations”), what data even is, etc.

  • New Video: Linear vs. Quadratic Change

    New Video: Linear vs. Quadratic Change

    Scaling objects to represent a value is a key part of visualization, but it’s not without its pitfalls. Especially when it comes to fancy infographic bar charts, it can easily distort the value’s appearance. Why that is, and where else this can happen, isn’t always obvious. In my new video, I show how it happens […]


  • New video: Florence Nightingale’s Famous Rose Chart (aka “Coxcomb”)

    New video: Florence Nightingale’s Famous Rose Chart (aka “Coxcomb”)

    It’s Florence Nightingale’s 201st birthday tomorrow! Since I missed her 200th, I figured I’d make a video about her famous chart. What made it tick? What was it about? Who was Nightingale, anyway?


  • New video: Chart Appreciation, Black vs. White Boys and The Punishing Reach of Racism

    New video: Chart Appreciation, Black vs. White Boys and The Punishing Reach of Racism

    Dots fly across the screen, some of them moving up, some down. They represent black and white boys, and how their income differs from that of their parents and from each other. It’s a great way to show this data in an engaging way and without having to explain percentiles. This is a chart appreciation.