About
About this site
ipip-neo.com is a reference to the IPIP-NEO written for people who want to understand what the scales mean.
Who publishes it
The site is published by JobCannon, which runs the IPIP-NEO-120 test at jobcannon.io. Where a page quotes a figure from that test, it says so and links to the source.
What is on it
Definitions of the five domains and thirty facets, the item wording of the 120-item version (Johnson, 2014; public domain), and guidance on versions, scores and comparison with the NEO PI-R. The published papers listed at the foot of each page are the authority for every claim about the instrument.
Trademarks
NEO and NEO PI-R are trademarks of Psychological Assessment Resources (PAR). The IPIP-NEO-120 is a public-domain inventory (Johnson, 2014; ipip.ori.org). This site is not affiliated with PAR.
Corrections and questions
Write through the JobCannon contact page and name the page.