Welcome to Columbia International Affairs Online (CIAO).

Columbia International Affairs Online (CIAO) is the most comprehensive source for theory and research in international affairs. CIAO houses a wide range of scholarship including full text working papers, conference proceedings, policy briefs, plus peer-reviewed books and journals. Coverage: 1991 to the present.

This guide contains information about content and functionality on CIAO.

We invite you to use any part of this guide for use in classroom instruction or publish any part on your institutional website.