Over the past decade, there has been a surge of empirical research investigating mental
disorders as complex systems. In this article, we investigate how to best make use of this …

Mathematically rigorous descriptions of key hypotheses and theories are becoming more
common in neuroscience and are beginning to be applied to psychiatry. In this article two …

Background The past decades of research have seen an increase in statistical tools to
explore the complex dynamics of mental health from patient data, yet the application of these …

This article outlines how a core concept from theories of homeostasis and cybernetics, the
inference-control loop, may be used to guide differential diagnosis in computational …

In this article, we examine how symptoms are conceptualized in theories of
psychopathology. We identify five questions that need to be asked about symptoms …

In an attempt to increase the reliability of empirical findings, psychological scientists have
recently proposed a number of changes in the practice of experimental psychology. Most …

Cannot we be content with experiment alone? No, that is impossible; that would be a
complete misunderstanding of the true character of science.. Science is built up of facts, as a …

In Fried (this issue), I argue that a lot of work in the social sciences generally—and in
psychology specifically—reads like an exercise in statistical model fitting, and falls short of …

This article provides an illustrative treatment of psychiatric morbidity that offers an alternative
to the standard nosological model in psychiatry. It considers what would happen if we …

Bifactor Model as a Structure of Psychopathology 185 data but also capturing unwanted
noise. Bonifay and Cai (under review) demonstrated that the bifactor model has a high …