Articles tagged with Social Networks
Researchers analyzed the social networks of wild chimpanzees to identify key individuals most likely to contract and spread pathogens. High-ranking mothers, juveniles with large families, and high-ranking males were found to be central to the network.
A University of Pittsburgh study found that hackers can identify over 60% of a target's private friends through the mutual-friends feature on Facebook. This can lead to inferring personal information, such as political affiliations or embarrassing details.
Researchers found that a peer-referral program increased HIV diagnoses and reached uninsured populations. The study suggests that social network testing programs can be implemented in healthcare settings to provide valuable access into high-risk communities.
Researchers have developed a mathematical model that uses game theory to disrupt the flow of information in terrorist networks. The model, inspired by a two-player outdoor game called Seepage, can identify the most effective points for disrupting messages in hierarchical social networks.
Researchers from MIT found that individuals with strong connections to successful people in their online networks are more likely to succeed. Affiliation with prominent academic institutions like ETH Zurich also plays a significant role in predicting success.
A study by Georgia Tech found that daily text messages about symptoms and asthma knowledge improved pulmonary function and understanding among pediatric patients with asthma. The results suggest that awareness and knowledge are crucial to proactive behavior, leading to better clinical outcomes.
Researchers analyzed social bonds in rock hyrax colonies, finding that balanced triads are more common than initially thought. Structural balance theory suggests that enemies of enemies can be stable configurations, contradicting classical human relationship dynamics.
A study of college freshmen women found that excessive media use, particularly social networking and texting, was associated with lower GPAs and other negative academic outcomes. However, newspaper reading and listening to music were positively correlated with academic performance.
A recent study published in Proceedings of the National Academy of Sciences demonstrates that social networks like Twitter and Facebook can coordinate people during critical situations. However, the strategy's success is highly dependent on the users' ability to quickly disseminate information and have a large number of social links.
A study of over 800,000 painted ceramic and 4,800 obsidian artifacts reveals dramatic changes in social networks over a 250-year period in the late pre-Hispanic Southwest. Researchers found that people maintained surprisingly long-distance relationships despite physical distances, using walking as their only mode of transportation.
A new Cornell study finds that humans use simplifying rules to manage social information, recalling ties with kinship labels twice as well as those without. The research helps explain why humans can maintain vast social networks, unlike other primates.
Scientists from Royal Holloway University have discovered evidence of Twitter communities that share common characteristics, occupations, and interests. The study found that users can be predicted to belong to a particular community by analyzing their language use, with surprising groups emerging that were not expected.
A study published in PLOS ONE found that high school students whose friends had higher GPAs were more likely to increase their own scores over time. The researchers also discovered that social connections with weaker academic performers could lead to decreased grades.
A recent University of Michigan study found that young adults in Generation X maintain a healthy balance between personal and electronic social networking. The study, which included responses from 3,027 Gen Xers, also revealed that individuals with higher levels of education tend to have larger social networks.
A new study found that Facebook posts are remarkably memorable, outperforming both human faces and sentences from books in terms of retention. The researchers suggest that this is due to the casual, gossipy language used in microblogs, which taps into people's basic language capacities.
Researchers found that users who focus on close friends' updates experience increased self-esteem, but also display less self-control. This can lead to higher body-mass indexes, credit-card debt, and binge eating. Social network use is linked to poorer offline behaviors in individuals with strong social connections.
A University of Illinois study highlights the importance of openness, positivity, assurances, shared tasks, and a shared social network in maintaining healthy relationships. Practicing these strategies can lead to increased satisfaction, commitment, and love throughout a relationship.
A study at Ben-Gurion University predicts course grades based on students' online and offline social connections. The researchers found that students with good social networks tend to excel academically and are more likely to pair with peers who share similar strengths.
Research finds that people with a small social network and deep ties are more well-off when economic conditions are unstable, while those with a broad social network and weak ties do better in economically favorable contexts. Participants who had a narrow, deep friendship strategy reported greater well-being than those who had a broad,...
A study by Keith Wilcox and Andrew T. Stephen found that Facebook usage can lead to reduced self-control, resulting in unhealthy snacking, increased body mass index, and higher credit card debt among users with many close friends. The research highlights the potential negative impact of social media on consumer well-being.
A study led by Anthony Jack from Case Western Reserve University shows that the brain fires up one network for empathy and suppresses another for analysis, limiting their simultaneous use. This finding suggests established theories about two competing networks in the brain must be revised.
Physicists analyzed the interactions between characters in the Iliad, Beowulf, and Tain Bó Cuailngé, finding similarities with real-life social networks. The study revealed assortative and vulnerable network structures, indicating realistic societal dynamics.
Informal social networks play a crucial role in finding jobs, especially high-paying ones, in the US where open market systems prioritize merit over connections. In contrast, Germany sees 40% of jobs filled through informal recruitment, with no apparent link to wages.
A study by David Shoham found that students with heavier friends were more likely to gain weight, while those with leaner friends tended to get trimmer. The research suggests that social influence plays a significant role in obesity, and targeted interventions may be necessary to prevent weight gain.
A study published in Computers in Human Behavior found that editing social media profiles on Facebook increases self-esteem, while using MySpace leads to higher levels of narcissism. Researchers also discovered that the differences in site format between MySpace and Facebook may contribute to these findings.
Research found that blogging positively impacts new mothers' well-being by increasing feelings of social support, marital satisfaction, and reducing parenting stress. Blogging provides an outlet for stay-at-home moms to connect with family and friends, showcasing their hobbies and accomplishments.
Researchers at UC3M developed an algorithm called SoSACO that accelerates route-finding in social networks by mimicking the behavior of ants. This allows for rapid responses in tens of milliseconds, with applications in various fields such as online games and delivery systems.
Researchers' study shows that people prioritize personal cooperation over network reciprocity, contradicting previous studies. The study's findings suggest that decision-making in cooperative dilemmas depends solely on individual experiences, not social networks.
The system, eStorys, facilitates the search for photographs related to a specific theme, time or place and allows users to share digital stories that aid in understanding or documentation of emergency situations. Experts found it easy to use and exhibited good integration of its functional qualities.
Researchers studied viral campaigns and found that increased product involvement and social network consideration significantly predicted sharing intentions. People filter information, but personal involvement in the item being shared also contributes to higher likelihood of sharing.
A new study of middle schoolers found that teammates' smoking affects youths' decisions about smoking, with adolescents in more sports smoking less. Peer-led interactive programs can now be expanded to include sports teams to prevent teens from smoking.
A study of forked fungus beetles reveals that their social positions are related to reproductive success, suggesting that natural selection drives the evolution of social behavior. The researchers found that individual behaviors can influence their position in society, leading to varying levels of mating and reproduction.
A new study of hunter-gatherers, the Hadza people, suggests that social networks played a crucial role in the evolution of cooperation. The researchers found that individuals with similar characteristics, such as food preferences, formed distinct clusters within their social networks.
Twitter's US growth relied on media attention and traditional social networks based on geographic proximity and socioeconomic similarity. The site's popularity spread via face-to-face interactions, with early adopters in cities close to Boston and San Francisco.
A study by Dr Matt Barnes found that two-thirds of workers work at unusual times, limiting their leisure time and social interactions. Older people, particularly those living alone, experience poor social relations and social exclusion, with many spending hours alone each day.
Researchers develop an integrated statistical framework to model multiple relationships of different types on a common set of actors. The study found that common factors determined the likelihood of relationship formation, including geographical proximity and online popularity. The model accurately predicted relationships in networks, ...
A new Harvard study found that dynamic social networks encourage cooperation and friendliness, while selfish behavior can lead to exclusion from the group. Players who re-wired their social connections were more willing to form new relationships with generous individuals.
A person-centered approach to healthcare significantly shortens hospital stays by up to one-third while enhancing daily functional capacity. However, the study highlights difficulties in adopting this model due to rigid healthcare structures.
A new study in the Journal of Consumer Research found that lonely individuals behave differently in the marketplace than people with strong social networks. Lonely people prefer minority-endorsed products, but only when their preferences are kept private.
A UC3M study found that Spanish journalists predominantly use Twitter to publish and distribute information, identify trends, and build audience loyalty. However, only a quarter of respondents use Twitter for investigative reporting.
A new study published in Academic Pediatrics reports that adolescents are at heightened risk of alcohol use onset due to their position in the social network. The study found that closer proximity to more popular individuals and larger social networks increase the likelihood of drinking initiation.
A new study by Arizona State University researchers found that women often underestimate the weight of their friends' and family members' opinions on their weight. Despite having supportive loved ones, women are vulnerable to fat stigma due to pervasive mass media messages.
A study by Cornell University researchers reveals that men whose partners have stronger relationships with their closest friends are more likely to experience erectile dysfunction and difficulty achieving orgasm during sex. This phenomenon, known as partner betweenness, undermines traditional masculine values of autonomy and privacy.
Research by Dr. Larry D. Rosen highlights both the benefits and drawbacks of social networking for children, including increased narcissism and anxiety, as well as improved empathy and social skills
Researchers used network science to study swarming behavior in locusts, finding that social interactions play a crucial role in coordinating movements. The study suggests that animals may be creating equivalent social networks to humans, with locusts convincing others to move in the same direction.
New guidelines for social media use in healthcare emphasize education over prescriptive advice. Researchers explore the potential benefits of social networking in breaking down barriers to reform, as seen in a Taiwan case study where the Minister of Health engaged with stakeholders through Facebook.
A study by Penn State researchers found that young adults who are web savvy but lack knowledge about federal government may struggle to participate online. The experiment revealed that participants often failed to find correct government websites, citing obstacles such as general lack of knowledge and limited search engine results.
Spanish researchers have discovered a previously unknown species of plant lice in Madrid, Spain using social network platforms. The discovery highlights the potential for online communities to aid in biodiversity research and monitoring.
Researchers used Facebook to accurately crowdsource data on a fish survey in the Cuyuni River. Almost every fish specimen was identified by experts within 24 hours. The successful crowdsourcing project has implications for future scientific studies.
Researchers in China and Hong Kong found that Facebook usage improves academic and social integration among students. Students reported using Facebook to maintain friendships, share knowledge, and collaborate with peers, suggesting its potential in enhancing learning outcomes.
Homeless kids who use online social networking sites are more likely to have been tested for sexually transmitted infections and better informed about preventing them, despite increased risk of risky behaviors
Researchers are studying how social networks can be leveraged to effectively communicate sustainability science and make informed decisions. By analyzing the structure of social networks, scientists can identify key influencers who can spread information and have a dialogue with them.
The study found significant variations in quality and safety across diabetes social networks, with room for improvement. Researchers recommend increasing moderation, making credentials of moderators visible, and improving privacy policies to protect patients' health information.
Researchers at the University of Minnesota have developed a new approach to analyzing social networking interactions, considering time and space factors. This enables better understanding of leadership emergence, trust changes over time, and migration within communities online.
A recent study published in Nature Neuroscience found that the amygdala's volume is positively correlated with social network size and complexity in adult humans. This link was observed across age groups and genders, suggesting a possible role for the amygdala in regulating human social behavior.
Researchers found that as few as three co-located images at different times and places can predict high probability of two people being socially connected. This study uses Flickr data to demonstrate the power of online data in revealing social ties, with implications for online privacy.
Researchers used the friendship paradox to study the 2009 flu epidemic among 744 students, finding that friends of central members were more likely to get sick earlier. This method can predict epidemics before they spread widely, allowing for an earlier and more effective response.
A new study by MIT researcher Damon Centola found that people are more likely to adopt new health practices in networks with dense clusters of connections, rather than those with long ties. In the study, individuals in clustered networks were four times more likely to register for a health forum and participate regularly.
A Harvard University study found that small changes in perceived vaccine costs can lead to significant gaps in herd immunity, with social networks playing a crucial role in the spread of disease. The researchers discovered that increasing vaccination cost prompts more free-riding and leads to larger epidemics.
A study by North Carolina State University found that clustered networks of social connections play a key role in diffusing innovation. Opinion leaders within these networks can significantly influence consumer acceptance, with strong connections being crucial for successful adoption.