Robert Allison
Robert Allison RSS
The Graph Guy!

Robert has worked at SAS for over 20 years, and is perhaps the foremost expert in creating custom graphs using SAS/GRAPH. His educational background is in Computer Science, and he holds a BS, MS, and PhD from NC State University. He is the author of several conference papers, has won a few graphic competitions, and has written a book (SAS/GRAPH: Beyond the Basics).

Recent Posts

Cars versus drivers: Who's safer?

A recent news report shows an unexpected spike in traffic fatalities here in the US in 2015. This got me wondering what the data shows ... Read More

Do Italians really drink less alcohol than Americans?

I saw an interesting graph on dadaviz.com that claimed Italians had gone from drinking twice as much as Americans in 1970, to less than Americans in ... Read More

Locating Mount St. Helens using a SAS map

Mount St. Helens volcano here in the US had a big eruption 35 years ago this week! Do you know exactly where it is located? Perhaps ... Read More

A little fun with UFO sightings data

As a kid, I was always intrigued with UFO sightings and I guess I'm still a little that way ... therefore how could I not ... Read More

Creating your own customized graphs for SAS analytic procedures

In recent releases of SAS, you can use Output Delivery System graphics or 'ODS graphics on' to produce nice graphical output for most of the analytic procedures. ... Read More

U.S. federal government is shrinking

I was surprised to find that the size of the U.S. federal government is smaller today, than in the past many decades - let's graph ... Read More

SAS/GRAPH: Intermediate Tricks (a Handbook for the Wizard’s Apprentice)

Did you ever wish you could master SAS/GRAPH, and create graphs and maps that were customized exactly like you wanted them? Then this free eBook ... Read More

More free SAS on Amazon!

Now that SAS' clever R&D developers have created SAS Studio (a DMS-like interface to SAS that runs in a web browser) "the sky's the limit" ... Read More

A closer look at the U.S. income inequality graphs

I've seen a lot of recent news articles purporting income inequality in the U.S. ("the rich get richer, and the poor get poorer") ... and I ... Read More

More reasons to stop smoking!

Smoking is an addictive habit that can kill you - if you don't believe me, check out the infographic in this blog post. Recently a ... Read More