• Publications
  • Influence
The bystander-effect: a meta-analytic review on bystander intervention in dangerous and non-dangerous emergencies.
Research on bystander intervention has produced a great number of studies showing that the presence of other people in a critical situation reduces the likelihood that an individual will help. As theExpand
  • 479
  • 51
  • PDF
Effects of prosocial video games on prosocial behavior.
Previous research has documented that playing violent video games has various negative effects on social behavior in that it causes an increase in aggressive behavior and a decrease in prosocialExpand
  • 346
  • 28
  • PDF
A meta‐analytic review of help giving and aggression from an attributional perspective: Contributions to a general theory of motivation
The present review syntheses 64 investigations on the determinants of helping and aggression involving more than 12,000 subjects, providing empirical tests of Weiner's (1986, 1995) theory of socialExpand
  • 295
  • 16
Preference-consistent evaluation of information in the hidden profile paradigm: beyond group-level explanations for the dominance of shared information in group decisions.
Common explanations for the failure of groups to solve so-called hidden profiles focus on group processes, namely insufficient discussion of unshared information and premature consensus on aExpand
  • 223
  • 15
Effects of Songs With Prosocial Lyrics on Prosocial Behavior: Further Evidence and a Mediating Mechanism
  • Tobias Greitemeyer
  • Psychology, Medicine
  • Personality & social psychology bulletin
  • 31 July 2009
Previous research has shown that exposure to prosocial songs increased the accessibility of prosocial thoughts, led to more interpersonal empathy, and fostered helping behavior. However, inasmuch asExpand
  • 116
  • 13
Red, rank, and romance in women viewing men.
In many nonhuman species of vertebrates, females are attracted to red on male conspecifics. Red is also a signal of male status in many nonhuman vertebrate species, and females show a matingExpand
  • 110
  • 12
  • PDF
Effects of songs with prosocial lyrics on prosocial thoughts, affect, and behavior.
Previous research has shown that exposure to violent media increased aggression-related affect and thoughts, physiological arousal, and aggressive behavior as well as decreased prosocial tendencies.Expand
  • 133
  • 12
The Unresponsive Bystander: Are Bystanders More Responsive in Dangerous Emergencies?
Previous research in bystander intervention found that the presence of other bystanders reduces helping behaviour in an emergency (bystander effect). This research was mainly conducted in the contextExpand
  • 177
  • 10
Facebook's emotional consequences: Why Facebook causes a decrease in mood and why people still use it
We show that the longer people are active on Facebook, the more negative is their mood afterwards. Expand
  • 209
  • 9
What do men and women want in a partner? Are educated partners always more desirable?
Abstract Previous research has shown that males value a potential partner’s physical attractiveness more than females do, whereas females value a potential partner’s socioeconomic status (SES) moreExpand
  • 61
  • 9