Following 1773 (!) downloads of my file 'Dr Rainer Kurz TPF Presentation 11th March 2015' I am replacing it on 26th September 2019 with an updated version (slide 73 anonymised).
The Psychometric Forum (TPF) is 'The UK’s leading forum of independent practitioners of psychometrics'.
https://www.psychometricsforum.org/
Read an insightful review of my presentation on pages 12-13 in the Summer 2015 Issue of Psyche:
https://www.psychometricsforum.org/uploads/Psyche/psyche%2074.pdf