Networks: An Introduction, M. E.J. Newman Oxford U. Press, New York, 2010. $85.00 (720 pp.). ISBN 978-0-19-920665-0
Networks, Crowds, and Markets: Reasoning About a Highly Connected World, David Easley and Jon Kleinberg Cambridge U. Press, New York, 2010. $50.00 (727 pp.). ISBN 978-0-521-19533-1
The past decade has seen a proliferation of discoveries based on a new generation of large-scale datasets best captured by complex-network representations. Prominent examples are small-world phenomena in social systems and the scale-free nature of many biological and technological networks. Such discoveries, in combination with high-performance computing, have transformed the rapidly growing field of complex systems, formerly a more qualitative type of science, into a quantitative and predictive one. The research can be empirical, computational, or theoretical and spans a variety of scientific disciplines, including physics, biology, and other natural sciences, the social...