International Research News

Crowd-sourced online reviews help fill restaurant seats, study finds

A new study by UC Berkeley economists analyzed restaurant ratings on Yelp.com and found that, on a scale of 1 to 5, a half-star rating increase translates into a 19 percent greater likelihood that an eatery’s seats will be full during peak dining times. The study, published this month in the Economic Journal, found that the increase is independent of changes in price or in food and service quality.

Temp workers face increased likelihood of poverty

California's temporary workers are twice as likely as other employees in California to live in poverty, receive food stamps and be on Medicaid, according to a new report from the UC Berkeley's Center for Labor Research and Education.

Intense prep for law school admission test alters brain structure

Intensive preparation for the Law School Admission Test (LSAT) actually changes the microscopic structure of the brain, physically bolstering the connections between areas of the brain important for reasoning, according to neuroscientists at the University of California, Berkeley.

Girls with ADHD more prone to self-injury, suicide as they enter adulthood

“Like boys with ADHD, girls continue to have problems with academic achievement and relationships, and need special services as they enter early adulthood,” said Stephen Hinshaw, UC Berkeley professor of psychology and lead author of a study that reports after 10 years on the largest-ever sample of girls whose ADHD was first diagnosed in childhood.

Why are people overconfident so often? It’s all about social status

The lure of social status promotes overconfidence, explains Haas School Associate Professor Cameron Anderson. He co-authored a new study, “A Status-Enhancement Account of Overconfidence,” with Sebastien Brion, assistant professor of managing people in organizations, IESE Business School, University of Navarra, Haas School colleagues Don Moore, associate professor of management, and Jessica A. Kennedy, now a post-doctoral fellow at the Wharton School of Business.

I School grad student profiles rural Chinese Internet users

China has more than half a billion Internet users, 136 million of whom live in rural areas. School of Information PhD student Elisa Oreglia, in an award-winning ethnographic study, looks at how older, less-educated villagers — many of whom claim to be Web illiterate — often become comfortable with computers by observing their younger family members.

AFRON builds robotics education, research, industry in Africa

Roboticists in Ghana and at UC Berkeley this week launched AFRON, the African Robotics Network, an initiative to enhance robotics education, research and industry in Africa. Co-founder is professor Ken Goldberg, a fellow with IEEE (Institute of Electrical and Electronics Engineers).