Research and clinical perspectives in defining and assessing mental disorders in children and adolescents / Peter Jensen and David Mrazek -- Understanding early development and temperament from the vantage point of evolutionary theory / Penny Knapp -- A developmental evolutionary perspective on two anxiety disorders / Daniel S. Pine and Theodore Shapiro -- An evolutionary perspective on childhood depression / Cynthia Pfeffer -- Application of evolutionary models to ADHD / Peter Jensen ... [et al.] -- Conduct disorder and evolutionary biology / Markus Kruesi and John Schowalter -- Evolutionary biology of stress disorders / Penny Knapp -- Autism and pervasive developmental disorder / Peter Tanguay -- Recommendations for DSM-V / Penny Knapp and Peter Jensen