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College of Arts and Sciences Department of Psychology

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What’s behind baby’s smile?

 

Baby in a blue hoodie

Study of U.S. and Dutch infants finds cultural norms influence temperament.

Read more in the Arts & Sciences newsletter CAS Connect

Psychology News

  • 10 Scientific Facts About Spite

    Though its benefits may not be immediately obvious, spite isn’t just an aberrant emotion that makes us act with malice: It can be a tool we use to our advantage.

    In psychology, the dark triad of personality traits are psychopathy (the inability to experience emotions like remorse, empathy, and be social with others), narcissism (the obsession with one’s self), and Machiavellianism (willingness to be duplicitous and disregard morality to achieve one’s own goals).

    In 2014, researchers at Washington State University, led by psychologist David Marcus, had more than 1200 participants take a personality test, in which they were presented with 17 statements … » More …

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  • Keenan: A man’s guide to marijuana and its potential side-effects

    The upcoming Canada-wide legalization of recreational marijuana will have all sorts of consequences, both intended and unintended. But what, specifically, will it do to the male body? Quite a lot, it appears.

    For starters, pot affects males and females differently. A team of researchers from Washington State University, a state where cannabis has been legal since 2012, has given us some answers. Psychology professor and researcher Rebecca Craft found that, in female rats, the effects of THC were closely linked to hormone levels, with a spike in sensitivity right around ovulation.

    Craft also notes that “the majority of research in humans suggests … » More …

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  • Summer got you feeling stressed? Cannabis may help

    Cannabis has been considered a stress reliever for nearly half a millennia and modern science has verified that this treatment works. Not only has research confirmed the efficacy of the medical marijuana, more and more Americans are treating stress-related conditions with the herb.

    In a recent study, clinical assistant professor of psychology Carrie Cuttler and fellow scientists at Washington State University examined how peoples’ self-reported levels of stress, anxiety, and depression were affected by ingesting different quantities and types of cannabis.

    Their work, published in the Journal of Affective Disorders, reveals that cannabis can significantly reduce short-term levels of depression, anxiety. The study marks one … » More …

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  • Three Reasons Russians Smile Less Than Americans

    World Cup soccer fans in Russia have been laughing, crying, and screaming as their favorite teams win or lose. But Russians themselves aren’t known for their emotional displays. In fact, in the lead up to the World Cup, Russian workers actually got training on how to smile at visiting fans. Which raises a question: Why?

    Why do some cultures smile more than others? Masha Gartstein is a professor of psychology and director of advanced programs at Washington State University and she’s written about what she calls, “the smile gap.”

    “Russians are suspicious of people who appear to be smiling for no reason, and at worst … » More …

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  • Communities for the golden age

    A new, interdisciplinary senior-living degree at WSU is in the works, with not only hospitality business operations but also nursing, technology, and psychology, to reflect how many communities serve a broad range of seniors’ needs.

    After business professor Nancy Swanger developed a senior living-specific course in the business college, she began talking with other faculty around WSU who had interest in the field of aging and senior living, including Maureen Schmitter-Edgecombe in psychology and colleagues in human development, electrical engineering, and nursing, to name a few. The discussions led to the idea of a holistic degree and a research institute.

    The Granger Cobb Institute for Senior … » More …

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