AMES, Iowa – Iowa State University Anthropology Professor Jill Pruetz long suspected that man-made changes influenced the aggressive behavior researchers have observed among chimpanzees. However, her ...

At the crossroads of emotional suppression and subtle hostility, playing a passive-aggressive character demands a deep understanding of human behavior and an ability to project conflict subtly. This ...

Passive behaviors frustrate others by preventing them from efficiently pursuing goals by not making decisions or acting. Frustrated individuals feel disempowered as they wait on passive individuals ...

Aaron was winding up a work call as his partner Jim waited at the dinner table. “I’ll just be a minute or two here,” Aaron whispered, cupping his phone. “No probs,” Jim whispered back. Minutes passed ...