<p>Introduction - Aggression</p><u> <p>Part I</p> <ol> <p> <li></u>Functional and Phylogenetic Aspects of Aggression: The Consequences of Sexual Selection</li> <li>Signaling Aggression - aggressive intent and fighting ability </li> <li>The Self-Structuring Properties of Dominance Hierarchies: A New Perspective</li> <u> <p>Part II</p></u> <p> <li>Aggression in Songbirds: Hormones, Neural Circuits, and Genes </li> <li>Sex, Drugs, and Violence: Neurobiology of Aggression in Monogamous Prairie Voles</li> <li>The Neurochemistry of Human Aggression</li> <u> <p>Part III</p></u> <p> <li>Human Aggression across the Lifespan: Genetic Propensities and Environmental Moderators</li> <li>Preinatal Risk Factors in the Development of Aggression and Violence</li> <li>Neurocriminology</li> </ol>