Public time-series data of 40 outpatients (21 items, 130 measurements)

This guest post was written by Aaron Fisher (afisher@berkeley.edu) who is an Assistant Professor of Psychology and the Director of the Idiographic Dynamics Lab at the University of California, Berkeley. Aaron argues for a shift from nomothetic to idiographic research, and describes a new dataset he made publicly available for …

Public dataset with 1478 timepoints over 239 consecutive days

A new paper entitled “Data from ‘Critical Slowing Down as a Personalized Early Warning Signal for Depression’” was published by Jolanda Kossakowski and colleagues yesterday. The paper was published in the new Journal of Open Psychology Data that you may want to keep an eye on. They publish datasets, which …

The meaning of model equivalence: Network models, latent variables, and the theoretical space in between

This guest post was written by Denny Borsboom (dennyborsboom@gmail.com), University of Amsterdam, in response to a recent discussion on the equivalence of latent variable and network models. Recently, an important set of equivalent representations of the Ising model was published by Joost Kruis and Gunter Maris in Scientific Reports. The …

How theoretically distinct mechanisms can generate identical observations

This guest post was written by Joost Kruis (j.kruis@uva.nl) and summarizes the paper entitled “Three representations of the Ising model” published recently in Scientific Reports. Joost works in the Psychological Methods Department at the University of Amsterdam. The first sentence of the ‘About’ section on this website (and for that …

R tutorial: power issues & robustness of network models

A new paper by Mohammad Afzali and colleagues was published a few days ago in the Journal of Affective Disorders, entitled “A Network Approach to the Comorbidity between Posttraumatic Stress Disorder and Major Depressive Disorder: the Role of Overlapping Symptoms”. The authors estimate the network structure of 36 symptoms in …

Collected presentations of ABCT 2016 network talks

The Association for Behavioral and Cognitive Therapies (ABCT) has traditionally been a conference of clinical research with a limited amount of methodological talks. This year, there were a number of symposia on network research, focusing on both idiographic and nomothetic aspects, although the majority of talks used regularized partial correlation …