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

When are the Summer Games, historically?

The Summer Games are over, and here's one thing that surprised me. I had assumed that since Rio is in ... Read More

Exploring 30 years of car colors

Montgomery County, Maryland, publishes all traffic violations since 2013, now totaling more than 780,000 incidents. Besides the location and details ... Read More

Graph Makeover: Bars on a log scale

Every once in a while, I run across a bar chart on a log scale, and it always feels wrong. At ... Read More

Remaking a mosquito trends chart

Recreating graphs is a hobby of mine. It both helps me test the limits of JMP and sharpens my own ... Read More

Graph Builder tutorial materials

I'll be leading a pre-conference tutorial on Graph Builder at this year's Discovery Summit conference in Cary. We'll start with ... Read More

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