Evolutionary Psychology

Young men’s interest in babies is associated with their physiological reactivity to sexually explicit material, according to new research published in Psychological Science, a journal of the Association for Psychological Science. The study showed that young men who reported more interest in babies showed a lower increase in testosterone in More

Read about the latest research published in Psychological Science: Conceptual Conditioning: Mechanisms Mediating Conditioning Effects on Pain Marieke Jepma and Tor D. Wager Although researchers know that classical conditioning can modify pain responses, the underlying mechanisms are not well understood. Participants were conditioned to pair specific shapes with symbolic indicators of More

Read about the latest research published in Psychological Science: Concreteness and Psychological Distance in Natural Language Use Bryor Snefjella and Victor Kuperman Research has shown that people form more abstract mental representations, and use more abstract language, when thinking or talking about events that are distant from the self. Despite knowing More

Read about the latest research published in Psychological Science: Costly Signaling Increases Trust, Even Across Religious Affiliations Deborah L. Hall, Adam B. Cohen, Kaitlin K. Meyer, Allison H. Varley, and Gene A. Brewer Cultures often have specific norms that members of the group are expected to follow. Although adherence to group More

25 Throughout 2015, the Observer is commemorating the silver anniversary of APS’s flagship journal. Among the reports in the first issue of Psychological Science, released in January 1990, was an article titled “Mother Nature’s Bag of Tricks Is Small” by the late Duke University psychological scientist Gregory A. Kimble. In More