Piru wrote:
Quote:
The book that table is based on is highly contested:
Several negative reviews of the book have been published in the scholarly literature. Susan Barnett and Wendy Williams wrote that "we see an edifice built on layer upon layer of arbitrary assumptions and selective data manipulation. The data on which the entire book is based are of questionable validity and are used in ways that cannot be justified." They also wrote that cross country comparisons are "virtually meaningless"
source: https://en.wikipedia.org/wiki/Nations_and_intelligence#Lynn_and_Vanhanen

Mr Vanhanen was known in Finland for several controversies in regards of his views of minorities (for instance claiming that people from Africa would be automatically inferior). There were also other instances where his integrity as a researcher was questioned.