• Publications
  • Influence
Media, Tasks, and Communication Processes: A Theory of Media Synchronicity
This paper expands, refines, and explicates media synchronicity theory, originally proposed in a conference proceeding in 1999 (Dennis and Valacich 1999). Media synchronicity theory (MST) focuses onExpand
  • 999
  • 187
Rethinking media richness: towards a theory of media synchronicity
The paper describes a new theory called a theory of media synchronicity which proposes that a set of five media capabilities are important to group work, and that all tasks are composed of twoExpand
  • 818
  • 91
Electronic meeting systems
  • 1,189
  • 60
Testing Media Richness Theory in the New Media: The Effects of Cues, Feedback, and Task Equivocality
Media richness theory argues that performance improves when team members use "richer" media for equivocal tasks. This experiment studied the effects of media richness on decision making in two-personExpand
  • 855
  • 54
Predicting Collaboration Technology Use: Integrating Technology Adoption and Collaboration Research
The paper presents a model integrating theories from collaboration research (i.e., social presence theory, channel expansion theory, and the task closure model) with a recent theory from technologyExpand
  • 358
  • 51
Information Exchange and Use in Group Decision Making: You Can Lead a Group to Information, but You Can't Make It Think
  • A. Dennis
  • Computer Science
  • MIS Q.
  • 1 December 1996
Organizations often build groups with members from different areas so that a wider range of information and opinions can be considered. When members of such groups share the information they have,Expand
  • 432
  • 50
Understanding Fit and Appropriation Effects in Group Support Systems via Meta-Analysis
Many previous papers have lamented the fact that the findings of past GSS research have been inconsistent. This paper develops a new model for interpreting GSS effects on performance (aExpand
  • 530
  • 41
Electronic Brainstorming And Group Size
Two concurrent experiments were conducted with groups of varying size; there were 2-, 4-, and 6-person groups in one and 6- and 12-person groups in the other. We compared the number and quality ofExpand
  • 627
  • 35
Computer brainstorms: More heads are better than one.
Research has consistently found nominal group brainstorming (in which members work separately without communicating) to be superior to brainstorming in which group members interact verbally. ThisExpand
  • 496
  • 30