Although all kinds of knowledge is valuable, some non-scientific knowledge can cause confusion on students' minds. Science-pseudoscience distinction should be taught in all levels of education to protect especially young age students from this confusion. It is hard to change gained beliefs so giving importance to demarcation from elementary to…

The author recounts his experiences investigating alleged fraud by Cyril Burt (1976) in his work on the genetic foundations of human intelligence. The evidence fails to prove Burt guilty, and his assertions about the genetic factors of individual differences in intelligence are finding corroboration in contemporary psychology. (SLD)