The picture shows that working memory for simple repetition (Forwards Digit Span, Forward Corsi Blocks) has increased slightly over 43 years, whilst working memory for the more complicated task of items in reverse order (Backwards Digit Span, Backwards Corsi Blocks) has fallen slightly. Digit span is a bombshell of a test. Despite being very brief... Read More
Add fertilizer and yields are boosted, up to a plateau; ignore the quality of the seed and yields slowly decline.
Everyone knows about the Flynn Effect, but very few about the Woodley Effect. When Woodley was working on his paper in 2013 “Were the Victorians cleverer than us? The decline in general intelligence estimated from a meta-analysis of the slowing of simple reaction time” I wrote to Charles Murray about his findings, and in his... Read More
The evidence is clear — but often ignored
Teach your children well.
The unspoken statistical reality of urban crime over the last quarter century.
The “war hero” candidate buried information about POWs left behind in Vietnam.
The major media overlooked Communist spies and Madoff’s fraud. What are they missing today?
What Was John McCain's True Wartime Record in Vietnam?