dr. H.J.E. (Hedy) Greijdanus

Lecturer / researcher

Research

Research units:

Postal address:
United Kingdom
Publications
  1. The polarizing effects of group discussion in a negative normative context: Integrating societal‐, group‐, and individual‐level factors

    Koudenburg, N., Greijdanus, H. & Scheepers, D., Jan-2019, In : British journal of social psychology. 58, 1, p. 150-174 25 p.

    Research output: Contribution to journalArticleAcademicpeer-review

  2. Sociale media en collectieve actie rondom de gasboringen in Groningen

    Greijdanus, H. & Postmes, T., 23-Nov-2018, Groningen: Rijksuniversiteit Groningen. 206 p.

    Research output: Book/ReportReportProfessional

  3. Stereotypen

    Gordijn, E., Wigboldus, D. & Greijdanus, H., Jul-2017, Sociale psychologie. Vonk, R. (ed.). 4 ed. Amsterdam: Boom

    Research output: Chapter in Book/Report/Conference proceedingChapterAcademic

  4. Steeling Ourselves: Intragroup Communication while Anticipating Intergroup Contact Evokes Defensive Intergroup Perceptions

    Greijdanus, H., Postmes, T., Gordijn, E. H. & van Zomeren, M., 22-Jun-2015, In : PLoS ONE. 10, 6, 23 p., e0131049.

    Research output: Contribution to journalArticleAcademicpeer-review

  5. Intragroup communication in intergroup conflict: Influences on social perception and cognition

    Greijdanus, H. J. E., 2015, [Groningen]: University of Groningen. 200 p.

    Research output: ThesisThesis fully internal (DIV)Academic

  6. Escalation and de-escalation of intergroup conflict: The role of communication within and between groups

    Postmes, T., Gordijn, E., van Zomeren, M., Greijdanus, H., de Vos, B., Täuber, S. & Kamans, E., 2014, Social conflicts within and between groups. De Dreu, C. K. W. (ed.). Psychology Press, p. 93-116 23 p. (Current issues in social psychology).

    Research output: Chapter in Book/Report/Conference proceedingChapterAcademic

View all (23) »

Press / Media
  1. In het hoofd van de dreigbriefschrijver over windmolens

    Hedy Greijdanus

    06/04/2019

    1 media contribution

    Press/Media: Expert CommentPopular

  2. Sociale media hebben praktijk collectieve actie sterk veranderd

    Hedy Greijdanus & Tom Postmes

    01/03/201913/03/2019

    3 items of media coverage

    Press/Media: ResearchProfessional

  3. Interview blogger "Welke kast?"

    Hedy Greijdanus

    06/10/2015

    1 item of media coverage

    Press/Media: Expert CommentPopular

  4. Verander negatieve stereotypen: Let beter op je taal

    Hedy Greijdanus

    28/07/2015

    1 item of media coverage

    Press/Media: Expert CommentPopular

  5. MindWise blog: Countering negative stereotypes with positive stereotypes

    Hedy Greijdanus

    24/06/2015

    1 item of media coverage

    Press/Media: Expert CommentPopular

  6. Press release: Positive stereotyping best remedy for negative stereotyping

    Hedy Greijdanus

    19/06/201519/06/2015

    3 items of media coverage

    Press/Media: OtherPopular

View all (8) »

Activities
  1. Social media and collective action: The case of gas extraction in Groningen

    Hedy Greijdanus (Speaker)
    30-Apr-2019

    Activity: Talk or presentationAcademic

  2. The social animal

    Hedy Greijdanus (Organiser), Carla Anne Roos (Organiser), Tom Postmes (Keynote/plenary speaker), Justin Richardson (Invited speaker), Ellen van der Werff (Invited speaker), Anne Marthe van der Bles (Invited speaker), Yasin Koc (Invited speaker)
    14-Mar-2019

    Activity: Participating in or organising an eventOrganising an eventPopular

  3. Sociale media en protest in Grunn: Eindpresentatie voor betrokkenen

    Hedy Greijdanus (Speaker), Tom Postmes (Speaker)
    28-Feb-2019

    Activity: Talk or presentationPopular

  4. Onbegrensde liefde

    Hedy Greijdanus (Speaker)
    14-Feb-2019

    Activity: Talk or presentationPopular

  5. ASPO Conference 2018

    Hedy Greijdanus (Speaker), Tom Postmes (Contributor)
    14-Dec-2018

    Activity: Participating in or organising an eventParticipation in conferenceAcademic

  6. Eindpresentatie Sociale media en collectieve actie rondom de gasboringen in Groningen

    Hedy Greijdanus (Speaker), Tom Postmes (Speaker)
    23-Nov-2018

    Activity: Talk or presentationProfessional

  7. Intergroup conflict: The cognitive, emotional, and behavioral consequences of communication and Intergroup Behaviour

    Hedy Greijdanus (Organiser)
    27-Jun-201330-Jun-2013

    Activity: Participating in or organising an eventParticipation in conferenceAcademic

View all (15) »

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