Theories summarize science, tell us what to measure when we test hypotheses, and help us study nature better. Nevertheless, organisms themselves embody genetics, development, morphology, physiology and behavior, and they are the units of populations, communities and ecosystems. Biologists seek to understand organisms, their diversification and environmental relationships--not theories and exper...

Are nonsmoking physicians more likely to give smoking cessation advice to their patients? To determine this, we sent a questionnaire individually to physicians in Tokyo. The average age of the 323 respondents was 59.8 +/- 12.9 (mean +/- SD); 84.8% of them were male and 21.1% were smokers. Among the respondents, 88.8% asked their patients about their smoking status, 79.9% advised smoking patient...

Maternal perception of child's nutritional status has a potential impact on the identification, prevention, and treatment of childhood overweight. Thus, the aim of this study was to evaluate the prevalence of misperception and factors associated with maternal perception of the nutritional status of first- to third-grade elementary school students from private schools in the Federal District, Br...

Non-invasive sampling by hair-trapping is increasingly used worldwide in wildlife research. Despite this rise and the potential of hair samples for ecology and conservation studies, the relative performance of hair collection devices has been rarely tested. Here, we compare the effectiveness of five types of hair traps for brown bears Ursus arctos in the Carpathian Mountains (SE Poland) and tes...

We develop a model of partnership and marriage based upon individual abilities and match-specific returns. A theoretical result is that marriage and same-sex partnership positively select more able individuals, while the effect of unmarried heterosexual partnership is ambiguous. We conduct empirical analysis with a unique new data source on marital status, partnership and sexual orientation of ...

The Institute of Food and Agricultural Sciences (IFAS) is an Equal Opportunity Institution authorized to provide research, educational information and other services only to individuals and institutions that function with non-discrimination with respect to race, creed, color, religion, age, disability, sex, sexual orientation, marital status, national origin, political opinions or affiliations....

BACKGROUND Medical male circumcision is now part of a comprehensive approach to HIV prevention. It has been shown that awareness of the protective effect of male circumcision leads to high acceptability towards the introduction of medical male circumcision services within countries. The objective of this survey was to identify factors determining awareness of male circumcision for HIV preventio...

This study examined the influence of gender role transgressions on perceptions of men and women’’s social status, homosexual orientation, and value dissimilarity. Because past research has shown that men who transgress gender role norms are punished more harshly than women, it was hypothesized that male transgressors would be perceived more negatively than female transgressors in each of these ...

This study examines whether women’s feminist activism is connected to three key factors: sufficient educational and financial resources, the internalization of a feminist consciousness, and being involved in feminist mobilization structures. Analysis of the 2012 American National Election Survey (N = 1,876) suggests that participation and engagement in the women’s movement is least common among...

Published by the College of Tropical Agriculture and Human Resources (CTAHR) and issued in furtherance of Cooperative Extension work, Acts of May 8 and June 30, 1914, in cooperation with the U.S. Department of Agriculture, under the Director/Dean, Cooperative Extension Service/CTAHR, University of Hawai‘i at Mānoa, Honolulu, Hawai‘i 96822. Copyright 2014, University of Hawai‘i. For reproduction...