Putnam RD. E Pluribus Unum: Diversity and Community in the 21st Century: The 2006 Johan Skytte Prize Lecture. Scandinavian Political Studies. 2007;30 (June 2007) :137-174. Publisher's Version

Helliwell J, Putnam RD. Education and Social Capital. Eastern Economics Journal. 2007;33 :1-19. Publisher's Version