This book constitutes the refereed proceedings of the Third International Conference on Algorithmic Aspects in Information and Management, AAIM 2007, held in Portland, OR, USA in June 2007. The 39 revised full papers presented together with abstracts of 3 invited talks were carefully reviewed and selected from 120 submissions. The papers are organized in topical sections on graph algorithms, combinatorics, scheduling, graph theory, network algorithms, game theory, option theory, computational geometry, graph theory and combinatorics, as well as networks and data.