"Credentials have been a problem for a long time in my work. Originality has been my strength, and credentials and academia have not been."

Hopkins, Budd. "The Hopkins Image Recognition Test (HIRT) for Children." In: Pritchard, Andrea & Pritchard, David E. & Mack, John E. & Kasey, Pam & Yapp, Claudia. Alien Discussions: Proceedings of the Abduction Study Conference. Cambridge: North Cambridge Press. p. 134.