Development is one of the basic and key issues of the social sciences that due to its importance and the particular status that it has in the transformations of human society, it has attracted the serious attention of many scholars. Given the fact that people’s attitudes usually influences their actions and behaviors, and also because attitudes are among the important factors that have an impac...

the increasing growth and development of communications technology has created a major change indifferent aspects of human life and organizational performance. new technologies have changed function and attitudes of individuals and organizations and have become an important aspect in creating new jobs and innovation in organizations. development of new phenomena such as electronic business, ele...

Most of studies on the video communications are based on an unproved hypothesis: They take it granted that the full-face images of communicators are the 'sine qua non' in video conversations, and profiles are rather confusing or annoying for them. This paper proves the counter hypothesis that profile images are also useful and they can replace the full-faces under some conditions. Psychological...

We carried out a randomized controlled trial in Bogotá, the recipient of Colombia's highest number of internally displaced people (IDP), to assess whether the use of SMS to communicate eligibility to social benefits fosters the welfare of victimized internal refugees. Only a fraction of IDP are eligible to benefits. We inform eligibility via SMS to a random half of such households, and estimate...

T elimination of health disparities in the United States is a national priority and overriding goal for Healthy People 2010 (HP 2010). Surveillance of health indicators among minority populations is essential to eliminating disparities. Surveillance is critical for program planning, policy making, evaluating population-based strategies, and tracking progress toward national and state objectives.

Individuals differ in their orientation toward aspects of the environment. Previous work suggests that some individuals orient primarily toward people, whereas others orient toward things. Women generally orient towards people more than men, and men orient towards things more than women. Person–thing orientation is related to occupational choices. This research examined the structure of person–...