A data visualization extravaganza in this episode, as we discuss Chernoff faces (you: "faces? huh?" us: "oh just you wait") and the greatest data visualization of all time, or at least the Napoleonic era.

Relevant links:

http://lya.fciencias.unam.mx/rfuentes/faces-chernoff.pdf

https://en.wikipedia.org/wiki/Charles_Joseph_Minard