Two new papers on predictability of symptom networks

This guest post was written by Jonas Haslbeck (jonas.haslbeck@gmail.com) who is a PhD student in the Psychosystems lab at the University of Amsterdam. Symptom networks have become popular in clinical psychology because they promise to provide insights into the topology and dynamics of mental disorders. Most analyses so far focused …

Tutorial paper on new methods for estimating psychological networks

This guest post was written by Giulio Costantini (costantinigiulio@gmail.com) who recently finished his PhD at the University of Milan Bicocca. His blog describes a new tutorial paper that was just published in Personality and Individual Differences (PDF), and follows his earlier 2015 tutorial paper on estimating psychological networks. In a …

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 …

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 …