Evolutionary psychology is concerned with the adaptive problems early humans faced in ancestral human environments, the nature of the psychological mechanisms natural selection shaped to deal with those ancient problems, and the ability of the resulting evolved psychological mechanisms to deal with the problems people face in the modern world. Evolutionary psychology is currently advancing our understanding of altruism, moral behavior, family violence, sexual aggression, warfare, aesthetics, the nature of language, and gender differences in mate choice and perception. It is helping us...

Private investigator John McAlister is looking for something different from his usual divorce surveillance work. But when a high-powered society attorney hires him to find a missing accused crack dealer, John gets more change than he bargained for.

Although there are a number of excellent books dedicated to spinal deformities, this text employs a case-based format which offers the advantage of easy readability. This format will allow the reader to better synthesize the dense information encompassing spinal deformity complications and pearls to avoid them. Example cases highlight the importance of appropriate diagnosis, radiographic assessment, classification, surgical decision making, and complication avoidance. In addition, complication management is emphasized since complications will occur regardless of skill level, experience, or...