The document summarizes information about the 13th IAPSS AC&GA conference to be held in Leiden, Netherlands. It provides details about the host study association SPIL which was founded in 1981 and has approximately 600 members from the political science programs at Leiden University. It also gives an overview of Leiden University, the city of Leiden, and proposes the conference theme of "Is water the new oil?" focusing on issues of access to clean water and its political implications.