In the second half of the twentieth century, twin and family studies established beyond a
reasonable doubt that all forms of psychopathology are substantially heritable and highly …

In this chapter, we have reviewed the behavior genetic literature for a number of the major
forms of child and adult psychopathology, including schizophrenia, schizophrenia spectrum …

For over a century, psychiatric disorders have been defined by expert opinion and clinical
observation. The modern DSM has relied on a consensus of experts to define categorical …

Genetic discovery in psychiatry and clinical psychology is hindered by suboptimal
phenotypic definitions. We argue that the hierarchical, dimensional, and data-driven …

It has become increasingly clear that genetic factors influence many of the behaviors and
disease endpoints of interest to psychosomatic medicine researchers. There has been …

Genetic influences play a significant role in risk for psychiatric disorders, prompting
numerous endeavors to further understand their underlying genetic architecture. In this …

New discoveries about the genetic underpinnings of many kinds of human experience are
now continually being made. This book explores the impact of these discoveries on the ways …

Despite the substantial heritability estimates for psychological traits, their precise genetic
foundation from a molecular perspective remains elusive. We summarize findings and …

Psychiatric genetics, which is growing in size and influence within psychiatry, employs four
major research paradigms: 1) basic genetic epidemiology, 2) advanced genetic …

There has been substantial progress in psychiatric genetics in recent years, through
collaborative efforts to build large samples sizes for case/control analyses for a number of …