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

Dual-scaled jobs chart deconstructed, part 2

In my previous post, I examined how the dual scales on this jobs chart are sending an inaccurate message. But my efforts to remake alternate ... Read More

Dual-scaled jobs chart deconstructed, part 1

I saw this "really striking" jobs chart on Twitter recently. Can you see why the data is not as striking as it appears?   It certainly looks ... Read More

Coming in JMP 12: Graph Builder improvements

Ease-of-use and convenience functionality have been the focus of graphics work for JMP 12. The most prominent ease-of-use change is the drop zones in Graph Builder, ... Read More

Two kinds of dot plots

The name “dot plot” can refer to a variety of completely different graph styles. Well, they have one thing in common: They all contain dots. ... Read More

Making #onelesspie with JMP

It's wonderful to see the #onelesspie effort gathering interest, especially on twitter. For my introductory post yesterday, I wanted to focus on encouraging people to ... Read More

#OneLessPie chart on Pi Day

It's become too easy and common for data visualization practitioners to point to flaws in pie charts and other artless visualizations. Far better is to ... Read More

New in JMP 11: Make Binning Formula

JMP 11 provides a convenient way to convert a continuous numeric column into a new column that represents a sequence of ranges. The command is ... Read More

Simple nonlinear least squares curve fitting in JMP

In his Walking Randomly blog, Mike Croucher shows how to fit a simple nonlinear curve using five different statistical programming libraries: R, MATLAB, Maple, Julia ... Read More

New in JMP 11: In-the-flow column transformations

JMP is all about data exploration, and a big part of exploring is not knowing the questions up front. JMP 11 adds a feature called ... Read More

Best teams for college bowl attendance & TV ratings

For college football, the regular season is coming to an end, and in a few days we’ll know which teams are going to which end-of-season ... Read More