This article reviews recent empirical research on collective choice and collaborative problem
solving. Much of the collective choice research focuses on hidden profiles. A hidden profile …

In this article, we provide an overview of current measures of shared leadership. Our aim is
to help researchers choose the appropriate measure and give them advice on the statistical …

This chapter provides a detailed introduction to the analysis of nonindependent data from
dyads and groups. We begin the chapter by examining current practices regarding dyadic …

Video-recorded observations of group interactions present a unique challenge for group
researchers. This article presents methodological advice on how to perform sequential …

This chapter defines the phenomenon of mutual influence in group therapy, reviews the
extant literature that has tested the mutual influence of group members in therapy groups …

There is a lack of research examining group members' attachment styles and group climate
perceptions in the context of the attachment styles and group climate perceptions of the …

Many community-and hospital-based group treatment programs have an open enrolment,
that is, a rolling admissions structure, in which a group member who drops out or …

The relationship between a group member's and other group members' perceptions of
therapeutic factors and session evaluation were examined using Kenny, Mannetti, Pierro …

This study presents a new conceptualization of behavioral norms as consisting of two
components: the average amount of a target behavior exhibited in a group and the …

A session-level analysis examines the relationship between intimate behaviors of an
individual group member and of the other group members in a session, and individual group …