This study examined developmental changes in children's abilities to make trustworthiness judgments based on faces and the relationship between a child's perception of trustworthiness and facial attractiveness. One hundred and one 8-, 10-, and 12-year-olds, along with 37 undergraduates, were asked to judge the trustworthiness of 200 faces. Next, they issued facial attractiveness judgments. The ...

As the brain of early humans expanded, they gained increasing abilities of considering cooperative tasks – finally including reproduction. The subsequent, probably convergent evolution of religious beliefs and related behaviors such as burials and offerings among Homo sapiens and among Homo neanderthalensis illustrates that religious abilities evolved as a logical consequence: perceived superna...

Crowdsourcing e-market provides a lot of advantages to solve problems of organizations, companies and individuals. As a result, it’s important to develop an understanding of online reference group and participation behavior of crowd. The authors argue that reference group can obtain trustworthiness in the eyes of the crowd, such as integrity trustworthiness and ability trustworthiness. The trus...