The logo is created with wordclouds.com ,

based on word frequencies in the book Oxford HandBook Of Random Matrix.

Various Mandelbrot set art Works are created by Dr. Wolfgan Beyer

with the program Ultra Fractal.

https://commons.wikimedia.org/wiki/User:Wolfgangbeyer

https://en.wikipedia.org/wiki/File:Mandel_zoom_00_mandelbrot_set.jpg