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International Personality Item Pool A Scientific Collaboratory for the Development of Advanced Measures of Personality and Other Individual Differences Site Overview This is the official website for the International Personality Item Pool (IPIP). The site includes over 3,000 items and over 250 scales that have been constructed from the items. New items and scales are developed on an irregular basis. The items and scales are in the public domain, which means that one can copy, edit, translate, or use them for any purpose without asking permission and without paying a fee. However, the grant that supported the creation of this website has expired, so if you find the IPIP website useful, we ask you to consider making a donation through the link below. Support the IPIP Website with a Voluntary Donation Warning about the nature of this site For persons wandering into this site who have not completed a university course or two in psychological assessment, BEWARE: This site includes highly technical scientific information, and NO PERSONALITY TESTS ARE ADMINISTERED HERE . If you are looking to take an on-line personality questionnaire based on IPIP items, try the following site: The IPIP-NEO If you are looking for software to administer personality questionnaires based on IPIP items on your own computer, try the following site: maccyber/bigfive-web . Do you know what you are doing and what you are looking for? Go straight to IPIP items and scales The 3,320 IPIP items in alphabetical order A table showing which IPIP items are currently assigned to which scales Multi-construct IPIP inventories (including measures of the five major personality factors) Single-construct IPIP scales All IPIP scales, organized according to an alphabetical list of constructs How to refer to and cite IPIP scales Publications that employ the IPIP Converting items into third-person format to obtain assessments of others Translations of English IPIP items into other languages Are you not sure how to use the IPIP? A step-by-step, how-to guide Obtaining permission to use IPIP items and scales How to find IPIP items and scales How to format and administer IPIP measures, with a 50-item sample questionnaire How to score IPIP scales Interpreting individual IPIP scores If you still have a question or need more help In addition, here is some more information about the IPIP project Project rationale History of the IPIP Scale construction methods Reliability and validity of IPIP scales ORI technical report on the community sample Norms and data sets Can information on this site be used to cheat on job selection tests? How to detect invalid responding Ideas for future research Acknowledgements Contact the webmaster at lewg@ori.org with comments about this website. This page last modified on 09/23/19....