The first two links are from a public-domain pool of personality scales. Shorter versions of the Big Five are also available there. The original dark triad scale is free to use. I’m not exactly sure about the copyright status of items described in academic papers, but are presumably covered under fair use.
The first two links are from a public-domain pool of personality scales. Shorter versions of the Big Five are also available there. The original dark triad scale is free to use. I’m not exactly sure about the copyright status of items described in academic papers, but are presumably covered under fair use.