Preface.- Female rats are smarter than males: influence of test, oestrogen receptor subtypes and glutamate.- Differences in sexual behaviour in male and female rodents: role of serotonin.- Sex differences in the cholinergic system in rats: behavioural consequences.- Sex differences in response to stress and expression of depressive-like behaviours in the rat.- Females are more vulnerable to drug relapse, evidence from preclinical studies and role of ovarian hormones and estrogen receptors.- Genetics and sex differences: role of COMT.- Sex differences precipitating anorexia nervosa in females: A novel framework for targeting sex specific neurocircuits and behavior.- Gender differences in developmental disorders - biological causes and treatments.- The estrogen hypothesis of schizophrenia.- Sex and its impact on antidepressants.- Bipolar recurrences after childbirth and possible biological mechanisms.- Introduction to the interaction between gonadal steroids and the central nervous system.- Sex Differences and Hormonal Influences in Human Sensorimotor Gating: Implications for Schizophrenia.<p> </p><p> </p><p>