TITLE: A Beginner’s Guide to Enneagram and What Your Number Means STORY: If you’ve never heard of the Enneagram, you’re probably not alone. The personality test has been gaining popularity over the past year, but once you know about it, it’ll seem to be everywhere. So what exactly is the Enneagram? And what do its results mean? We started our research where many people begin: online, with the Riso-Hudson Enneagram Type Indicator (RHETI).