Studies have shown that attractive people have higher earnings. In this paper, we test the hypothesis that physical attractiveness may be a proxy for unobserved productivity. We compare the impact of attractiveness on grades in college courses where instructors can directly observe the student’s appearance to courses where they do not. We confirm that appearance matters: attractive female stude...

OBJECTIVE The Rey Auditory-Verbal Learning Test is a widely recognized test in neuropsychological literature to evaluate learning and memory. This paper presents the performance of six age groups of Brazilian elderly on the Rey Auditory-Verbal Learning Test. METHOD A version of the test was developed with a list of high-frequency one-syllable and two-syllable concrete Portuguese substantives....

This paper reports on the first test of the value of an online curriculum in social intelligence (SI). Built from current social and cognitive neuroscience research findings, the 50 session SI program was administered, with facilitation in Spanish by classroom instructors, to 207 students from Universidad Rey Juan Carlos in Madrid as part of their undergraduate classes. All materials were trans...

OBJECTIVE The Rey Auditory-Verbal Learning Test, which is used to evaluate learning and memory, is a widely recognized tool in the general literature on neuropsychology. This paper aims at presenting the performance of Brazilian adult subjects on the Rey Auditory-Verbal Learning Test, and was written after we published a previous study on the performance of Brazilian elderly subjects on this sa...

Deep-sea sediments have attracted much attention as a promising resource for rare-earth elements and yttrium (REY). In this study, we show statistically independent components characterising REY-enrichment in the abyssal ocean that are decoded by Independent Component Analysis of a multi-elemental dataset of 3,968 bulk sediment samples from 101 sites in the Pacific and Indian oceans. This study...

Air pollution is a consequence of human activities, especially in the period after industrial revolution, which has many (direct and indirect) effects on the human and the environment around him. Among different kinds of pollutions, those related to industries and mines are much more dangerous. Therefore, it is necessary to identify these pollutions and specify them so as to reduce the harmful ...

We present a general framework for representing belief-revision rules and use it to characterize Bayes’s rule as a classical example and Je¤rey’s rule as a non-classical one. In Je¤rey’s rule, the input to a belief revision is not simply the information that some event has occurred, as in Bayes’s rule, but a new assignment of probabilities to some events. Despite their di¤erences, Bayes’s and J...