Tatu Vanhanen (17 April 1929 – 22 August 2015) was a professor of political science at the University of Tampere in Tampere, Finland. Vanhanen was a coauthor with Richard Lynn of IQ and the Wealth of Nations (2002) and IQ and Global Inequality (2006), and author of Ethnic Conflicts Explained by Ethnic Nepotism (1999) and many other works. His son, Matti Vanhanen, is a former Prime Minister of Finland.Vanhanen developed an interest in evolutionary biology after studying E. O.