• Publications
  • Influence
Online and Uncivil? Patterns and Determinants of Incivility in Newspaper Website Comments
Incivility in public discussions has received increasing attention from academic and popular commentators in recent years. In an effort to better understand the nature and determinants of suchExpand
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The Nature of Psychological Reactance Revisited: A Meta‐Analytic Review
Psychological reactance (Brehm, 1966; Brehm & Brehm, 1981) has been a long-standing topic of interest among scholars studying the design and effects of persuasive messages and campaigns. Yet, untilExpand
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Psychological Reactance and Persuasive Health Communication: A Test and Extension of the Intertwined Model
This manuscript reports 2 experiments that were conducted to test and extend the work of J. P. Dillard and L. Shen (2005) examining the cognitive and affective processes involved in psychologicalExpand
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A Meta-Analysis of Research on Inoculation Theory
A meta-analysis of 54 cases testing the effectiveness of inoculation theory at conferring resistance and examining the mechanisms of the theory was conducted. The analyses revealed inoculationExpand
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Perceptions of Traditional Information Sources and Use of the World Wide Web to Seek Health Information: Findings From the Health Information National Trends Survey
As medical information becomes increasingly available and individuals take a more active role in managing their personal health, it is essential for scholars to better understand the general public'sExpand
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A Meta-Analysis of Research on Formal Computer-Mediated Support Groups: Examining Group Characteristics and Health Outcomes
This article reports a meta-analysis of 28 studies examining the health-related outcomes associated with participation in a formal computer-mediated support group (CMSG) intervention. In particular,Expand
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The Impact of Anonymity on Perceptions of Source Credibility and Influence in Computer-Mediated Group Communication: A Test of Two Competing Hypotheses
TLDR
We examine the impact of anonymity on receiver perceptions of sources, information, and decision outcomes in computer-mediated group communication. Expand
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Communicating Social Support in Computer-mediated Contexts: A Meta-analytic Review of Content Analyses Examining Support Messages Shared Online among Individuals Coping with Illness
Research on social support during the past two decades has been marked by a growth in scholarship examining supportive communication in computer-mediated contexts among individuals coping withExpand
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The Social Dimension of Blogging about Health: Health Blogging, Social Support, and Well-being
The study reported here explored the social dimension of health-related blogs by examining blogging as a means to marshal social support and, as a result, achieve some of the health benefitsExpand
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An Evaluation of Two Characterizations of the Relationships Between Problematic Internet Use, Time Spent Using the Internet, and Psychosocial Problems
This article reports tests of the relationships between problematic Internet use (PIU), time spent using the Internet, and psychosocial problems from the two perspectives. Ten individualExpand
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