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VPGcentral will be expanding to include VPG Sports. Check back soon or contact us at Sales@VPGcentral.com for more information.
Due to new security protocols, flexMIRT version 1 will no longer be supported after January 1, 2016. If you are using the software it will continue to work until your license expires but you may see a “server not found” error when starting the software. You can always upgrade to version 3, free of charge, with an active flexMIRT license.
Li Cai was honored with the Federation of Associations in Behavioral & Brain Sciences (FABBS) Foundation Early Career Impact Award during the annual meeting of the Society of Multivariate Experimental Psychology in October 2015, in Los Angeles, California. Building Statistical Tools to Measure and Improve Well-Being
Web of Science reports that as of Nov/Dec 2014, the Wirth and Edwards (2007) paper entitled “Item factor analysis: Current approaches and future directions” is a “highly cited paper” and is “in the top 1% of the academic field of Psychiatry/Psychology” for the publication year 2007. Download a copy here