Amygdala volume and face activation activity have been linked to social network size. In the current study, these relationships were examined through analysis of Magnetic Resonance Imaging survey data 116 subjects, with a more detailed smaller sub-sample 20 subjects. Amygdalae structural volumes analyzed using Freesurfer, functional was Statistical Parametric Mapping, ultra-high-resolution susc...

Social networking sites (SNSs) have proliferated rapidly in the last few years and continue to grow in popularity. In many sectors, college students are considered a major market. This study argues that social network services play a pivotal role in a college students’ trip information search behavior. Thereby, this study’s primary objective is to identify antecedents that influence college stu...

Keywords: association chinook salmon clustering foraging group living killer whale Orcinus orca prey social dynamics social organization For the majority of social species, group composition is dynamic, and individuals are interconnected in a heterogeneous social network. Social network structure has far-reaching implications for the ecology of individuals and populations. However, we have litt...

OBJECTIVES This study examines whether patterns of social network size, functional social support, and loneliness are different for older persons with different types of chronic diseases. METHODS In a community-based sample of 2,788 men and women age 55 to 85 years participating in the Longitudinal Aging Study Amsterdam, chronic diseases status, social network size, support exchanges, and lon...

An efficient method of mapping the networks of members of the general population is described. The method permits examination of the effect of several social participation and social network variables on the well-being of 1,050 subjects. Specifically, an index of avowed happiness is regressed on measures of network size, network density, number of instrumental supporters, number of confidants, ...

People from distinct cultural backgrounds communicate and manage their interpersonal relations in systematically different ways. The current chapter utilizes a survey of young adults to examine the social patterns of culturally influenced differences in online behavior. Results show that individuals that identify with individualistic cultural backgrounds have larger networks of friends on socia...