It is a matter of scientific debate to what extent intelligence is hereditary. However, in a relatively broad part of the public the opinion prevails that intelligence is to a large extent hereditary, which means that it can only be minimally improved through social intervention. The book presents the scientific methods for determini
ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15. ThriftBooks.com. Read more. Spend less.