Wikipedia:Articles for deletion/HEXACO model of personality structure
At  we see "If an editor has published the results of his or her research in a reliable publication, the editor may cite that source while writing in the third person and complying with our neutrality policy."  Google Scholar for HEXACO model gives over 600 hits many relevant to this topic, which seems to establish notability
— User:Kenilworth, 19:23, 30 November 2010 (UTC)
Stance: comment
Cited policy: WP:COS (Wikipedia:Conflict of interest)