Having a long-standing interest in software engineering, mathematics and writing, he decided to pull all of his skills together and create this website. Here is a summary of the actual tools used:
SQL (often MySQL), R, Java, Libre Office Calc
R (base), ggplot2, maps
Libre Office Writer, LaTeX, Sweave
Other Publications: See my author website for a complete list.
About Patrick: See author website for more details.
Please feel free to contact him for custom graphs, writing, programming, and/or data mining. He's had over twenty years at this so you're in good hands.