Xan Gregg
Xan Gregg RSS
JMP Development

Xan Gregg is a JMP Development Senior Manager with expertise in data visualization and scripting. In 2006, he won first place in Business Intelligence Network’s Data Visualization Competition. Gregg has worked for JMP for ten years and is the inventor of Graph Builder. He holds a Bachelor of Science in computer engineering from Clemson University.

Recent Posts

Visualizing data quality with FAA drone data

I used JMP to explore a recent FAA drone data set, inspired by a weekly data visualization challenge called 52Vis. The data ... Read More

#OneLessPie for Pi Day

Last week, I celebrated the progress we've seen in cleaning up wayward pie charts, and today I again use Pi ... Read More

Progress on #OneLessPie

Pi Day (3/14) is next week, and once again, we are encouraging everyone in the data visualization community to use this ... Read More

Graph Makeover: Where same-sex couples live in the US

The following map appeared in an article titled "Where Same-Sex Couples Live" in the Upshot section of The New York ... Read More

How to create an axis break in JMP

I’ve been asked three times this year about how to make a graph in JMP with an axis break. Before ... Read More

Graph makeover: Fractal scatterplot

One of the marvels of the Internet is the Online Encyclopedia of Integer Sequences (OEIS). Started 50 years ago by ... Read More

Graph makeover: 3-D yield curve surface

A couple weeks ago, The Upshot section of The New York Times produced this "glorious" interactive 3-D graph of the last ... Read More

John Tukey on the rule of zero-origin scales

I saw the following post recently on Twitter: Eric Jonas @stochastician Mar 16 There’s basically never a reason ... Read More

#OneLessPie chart on Pi Day 2015

Last year, we launched the #OneLessPie initiative to use Pi Day (March 14 or 3/14) as a catalyst to improve ... Read More

JMP graphics tip: Alphabetic markers

Someone recently asked me about using letters instead of built-in symbols in JMP scatterplots. In case others are wondering the ... Read More