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Realistic rodent model of drug addiction

A new rat model of drug addiction, requiring daily puzzle-solving for cocaine reward, still produced substance use disorder symptoms. In contrast to traditional models, the rats relied on flexible problem-solving to maintain their addiction, contradicting the widely-held view that habit is necessary.

What grosses out a chimpanzee?

Researchers found that chimpanzees delay eating food placed on replica feces, recoil from soft and moist substrates, and hesitate after touching them. These reactions suggest that chimpanzees have an adaptive system of disgust, similar to humans, which helps protect them from pathogens and parasites.

SourceKyoto University·JournalRoyal Society Open Science·DateNov 17, 2017

Why do employees cheat? Too much pressure

A recent study from the University of Georgia found that high-performance pressure in the workplace leads to cheating behavior among employees. The study suggests that managers can help prevent this by coaching employees on viewing pressure as non-threatening and focusing on ethical performance standards.

SourceUniversity of Georgia·JournalJournal of Applied Psychology·DateNov 16, 2017

Cognitive behavioral therapy for children and adolescents with OCD works in the long run

A study by Aarhus University finds that cognitive behavioral therapy is highly effective in treating OCD in children and adolescents. The research, involving 269 participants from Denmark, Norway, and Sweden, showed that 92% of those who benefited from the treatment remained symptom-free a year after completion.

SourceAarhus University·JournalJournal of the American Academy of Child & Adolescent Psychiatry·DateNov 14, 2017

Moving neuroscience into the fast lane

A new high-throughput system enables rapid and standardized mouse behavior and physiology studies, reducing experimental animal usage and time requirements. The system aims to facilitate reproducibility and data sharing, addressing issues of varying training protocols and data comparison across labs.

SourceRIKEN·JournalNature Communications·DateOct 30, 2017

Willingness to take risks -- a personality trait

Researchers found a stable general factor of risk preference that affects decisions across different areas of life. This trait shares the psychometric structure of major psychological characteristics and can be measured using self-reports and frequency measures of actual risky activities.

SourceUniversity of Basel·JournalScience Advances·DateOct 30, 2017

Studying insect behavior? Make yourself an ethoscope!

A new low-cost, easy-to-use, and self-made customizable piece of equipment called the ethoscope has been invented to study flies' behavior. Ethoscopes can automatically record fly movements and even manipulate them, saving researchers time and enabling more efficient studies.

SourcePLOS·JournalPLOS Biology·DateOct 19, 2017

Pumas living near human development expend more energy

A study found that pumas in developed areas are more active at night, expending 10-11% more energy daily. This increased activity affects their ability to hunt and feed their young, highlighting the importance of conservation strategies in human-dominated landscapes.

SourcePLOS·JournalPLOS ONE·DateOct 11, 2017

Online parent training helps young kids with ADHD

Researchers at Lehigh University found brief online behavioral therapy for parents is equally effective to in-person training in improving children's behavior and parental knowledge. Parents participating in the streamlined 10-week format were more likely to be engaged and complete training.

SourceLehigh University·JournalJournal of Clinical Child & Adolescent Psychology·DateOct 3, 2017

On a collision course with game theory

Researchers developed a new approach to modeling pedestrian behavior in collisions, combining game theory with the Fokker-Planck equation. Experiments confirm that the calculated paths match actual paths taken, suggesting a reliable solution for optimizing public spaces.

SourceUniversity of Würzburg·JournalRoyal Society Open Science·DateSep 27, 2017

Organic consumers mean business

Research from Aarhus University found that once consumers start buying organic products, they are likely to continue and increase the number of organic products on their shopping list. This is due to a phenomenon known as a behavioural spillover effect, where purchasing organic products strengthens consumers' moral identity.

SourceAarhus University·JournalJournal of Consumer Research·DateSep 25, 2017

'Handedness' in scale-eating fish: Nature and nurture

A study by Nagoya University researchers reveals that behavioral laterality in scale-eating fish is acquired through experience, with juveniles initially attacking both sides before favoring a dominant side. The stronger side's kinetic advantages support the theory that lateralized behavior is naturally determined.

SourceNagoya University·JournalScientific Reports·DateSep 14, 2017

Electric eels leap to deliver painful, Taser-like jolt

Researchers have found that electric eels use a clever trick to deliver an intense shock: they leap from the water to target threatening animals above water. This behavior prevents their electrical discharges from weakening as they dissipate through the water, making it a more effective way to deter predators.

SourceCell Press·JournalCurrent Biology·DateSep 14, 2017

Sales newbies, don't fret -- just go above and beyond

A Michigan State University study found that salespeople who control the emotional tone of their buyer-seller relationship by expressing gratitude can foster customer loyalty and gratitude. By going above and beyond, salespeople can potentially outperform even long-term relationships in terms of customer satisfaction.

SourceMichigan State University·JournalJournal of Personal Selling and Sales Management·DateAug 22, 2017

A holodeck for flies, fish and mice

Researchers develop a virtual reality system that decouples movement from perception in animals, allowing for the study of spatial cognition. The system is used to test various behaviors, including navigation, fear response and collective behavior.

SourceUniversity of Freiburg·JournalNature Methods·DateAug 21, 2017

The color of people's clothing affects lizard escape behavior

A study found that western fence lizards preferentially flee from dark blue T-shirts over other colors, suggesting they respond to the color itself rather than its detectability. The researchers suggest that this could have implications for animal conservation and ecotourism, where human clothing color may affect animal behavior.

SourcePLOS·JournalPLOS ONE·DateAug 9, 2017

Generous people live happier lives

A recent study by UZH neuroeconomists found that generosity increases happiness, regardless of the amount. The researchers discovered that intent alone can trigger a change in brain activity, making people happier before they take action. The study provides insight into the interplay between altruism and happiness.

SourceUniversity of Zurich·JournalNature Communications·DateJul 11, 2017

Motivation through punishment

Researcher Andreas Eder found that punishment alone does not suppress undesirable behavior but can even facilitate it. The brain uses behavioral consequences to trigger actions more easily, even if the consequences are disagreeable. Providing clear feedback for desired behavior is crucial in educational practices.

SourceUniversity of Würzburg·JournalJournal of Experimental Psychology·DateJul 4, 2017

New technology aims to provide peace and positive stimulation to dementia patients

A new technology called Ambient Activity aims to treat the cause of dementia behaviors rather than just symptoms. The device uses personalized content such as photos, games, music, and more to engage patients and promote meaningful physical, mental, and social engagement.

SourceHuman Factors and Ergonomics Society·JournalProceedings of the International Symposium on Human Factors and Ergonomics in Health Care·DateJun 28, 2017

Training changes the way the brain pays attention

A study found that training enhances attention in the brain, leading to improved performance in tasks like reading x-rays and excelling in sports. However, after extended training, this initial gain in attention disappears, even though behavioral performance remains improved.

SourcePLOS·JournalPLOS Biology·DateJun 27, 2017

Following a friend leads to unsafe driving behavior

A new study published in Frontiers in Psychology found that drivers who follow another car to a destination are more likely to drive dangerously. They drove faster, made more erratic turns, and followed closer to the car in front. The researchers recommend using a map or navigation device to avoid this behavior.

SourceFrontiers·JournalFrontiers in Psychology·DateJun 23, 2017