scholarly journals A comparison of dyadic and social network assessments of peer influence

2021 ◽  
Vol 45 (3) ◽  
pp. 275-288
Author(s):  
Dawn DeLay ◽  
Brett Laursen ◽  
Noona Kiuru ◽  
Adam Rogers ◽  
Thomas Kindermann ◽  
...  

The present study compares two methods for assessing peer influence: the longitudinal actor–partner interdependence model (L-APIM) and the longitudinal social network analysis (L-SNA) Model. The data were drawn from 1,995 (49% girls and 51% boys) third grade students ( M age = 9.68 years). From this sample, L-APIM ( n = 206 indistinguishable dyads and n = 187 distinguishable dyads) and L-SNA ( n = 1,024 total network members) subsamples were created. Students completed peer nominations and objective assessments of mathematical reasoning in the spring of the third and fourth grades. Patterns of statistical significance differed across analyses. Stable distinguishable and indistinguishable L-APIM dyadic analyses identified reciprocated friend influence such that friends with similar levels of mathematical reasoning influenced one another and friends with higher math reasoning influenced friends with lower math reasoning. L-SNA models with an influence parameter (i.e., average reciprocated alter) comparable to that assessed in L-APIM analyses failed to detect influence effects. Influence effects did emerge, however, with the addition of another, different social network influence parameter (i.e., average alter influence effect). The diverging results may be attributed to differences in the sensitivity of the analyses, their ability to account for structural confounds with selection and influence, the samples included in the analyses, and the relative strength of influence in reciprocated best as opposed to other friendships.

PLoS ONE ◽  
2012 ◽  
Vol 7 (6) ◽  
pp. e39795 ◽  
Author(s):  
David A. Shoham ◽  
Liping Tong ◽  
Peter J. Lamberson ◽  
Amy H. Auchincloss ◽  
Jun Zhang ◽  
...  

2021 ◽  
Author(s):  
Ho Ha My ◽  
Elizabeth Davis ◽  
Jenny Anne Glikman

The illegal wildlife trade is the major cause for global loss of diversity. In Southeast Asia regions and particularly in Vietnam, the consumption of wildlife products is mostly driven by the demand for food and traditional medicinal products. However, consumers’ motivations are poorly understood. In this study, we use mixed social science approaches and social network analysis to understand the social network influence on the consumption of bear bile through gift-giving practices in Hanoi and Nghe An. The study also provides a deeper understanding of how bear bile is consumed as gifts and the current information on bear bile usage. We found that 97.5% of all interviewees have given or received bear bile and the most common occasion for gift-giving is during visits between closed social circles of family and friends. Other reasons for giving bear bile include illnesses, gratitude, drinking among males, and ulterior motives.


Author(s):  
Jason Gravel ◽  
George E. Tita

Though often not mentioned by name, the importance of social networks in explaining criminal behavior, delinquency, and patterns has long been recognized in the study of crime. Theories that explain criminal behavior at the individual level being learned through the impacts of peer influences presume that the transmission of ideas and influences flow among social ties (networks) that link individuals. Cultural theories of crime work in the same way. At the community level, delinquency and criminal behavior are born among members of a community or group that adhere to a particular cultural set of norms or beliefs. The concentration of crime in particular geographic areas results when there are insufficient ties among local residents to affect informal social control in the area. Impacted neighborhoods are often described as socially isolated, lacking social ties to institutions of power that provide the investment and services needed in a healthy community. The history of the formation and activities of street gangs is a clear example of how understanding the ties among individuals, and between groups of these individuals, matter in our understanding these phenomena. Comprehending social ties among gangs and gang members and employment of social network analysis (SNA) have become mainstays of local law enforcement efforts to address the issue of gang violence. Much of the early criminological work that implicated social networks but did not explicitly acknowledge a network by name, or did not employ SNA on formal network data, did so because collecting such data is difficult at best and sometimes impossible. Though criminology has been a “late adopter” of SNA, the field is making great strides in this area. The National Longitudinal Study of Adolescent to Adult Health (Add Health) research program has provided a rich set of network data to explore issues of peer influence. Researchers are using carefully collected social network data at the individual and organizational level to better understand the ability of communities to self-regulate delinquency and crime in an area. Arrest data and field identification stops are being used to generate large networks in an effort to understand how one’s position in a larger social structure might be related to an actor’s involvement in future offending or victimization. As the field of criminology continues to adopt a network perspective in the study of crime, it is important to understand the development of social networks within the field. Critically examining the strengths and weaknesses of network data, especially in terms of the process by which data are generated, can lead to better applications of network analysis in the future.


2019 ◽  
pp. 016502541986853
Author(s):  
Huiyoung Shin

The current study examined whether youth’s perceived bullying norms play a role in friendship dynamics related to bullying and victimization among the fifth and sixth grade ( N = 736, 52% girls at Wave 1, N = 677, 52% girls at Wave 2) in elementary schools. Youth completed peer nominations (friendship, bullying, and victimization) and a self-reported measure of perceived bullying norms in the classroom. With longitudinal social network analysis (RSiena), this study investigated selection and influence of friends in bullying and victimization as well as the moderating role of perceived bullying norms in these processes. Results indicated that high bullying youth received many friendship nominations and tended to be more influenced by high bullying friends. In addition, highly victimized youth tended to form friendships with highly victimized peers, and youth whose friends are highly victimized became highly victimized themselves over time. As hypothesized, youth’s perceived bullying norms moderated these processes. As youth perceived higher bullying norms, the greater was the tendency for high bullying youth to select high bullying peers as friends and to be influenced by high bullying friends. Likewise, friend influence on victimization was magnified when youth perceived high bullying norms. The current study underscores the importance of youth’s perceived bullying norms in friendship dynamics of bullying and victimization.


2020 ◽  
Vol ahead-of-print (ahead-of-print) ◽  
Author(s):  
Ka Yi Fung

PurposeThis paper attempts to discover whether or not social networks work in the same way in different sectors of the labour market in the same society, using data from the 2008 Asian Social Survey. Labour markets in some societies are segmented; there are two segments in the labour market, namely, the core sector and the peripheral sector. The practices of each sector differs from the others. Some sectors employ CME labour markets, while others favour LME labour markets (Kanbayashi and Takenoshita, 2014). In other words, we can find both CME and LME labour market in one society.Design/methodology/approachSince Granovetter’s (1973) pioneer study, scholars are interested in investigating in what way social network influence our job searching outcomes. However, these researchers have not yet yielded consistent results. Scholars argue that the institutional context of labour market can shape the network impacts on our job search outcome (Chen, 2014; Chua, 2011).FindingsSurprisingly, this paper finds that there is no room for the use of personal contact in the public sector in both China and Japan. But, mean status is positively related to annual income in the private companies sector in both Japan and China. The significant influences of mean status in the private sectors in both China and Japan reflect the reinforcing of existing social inequality structure. This is because as the status of contact can facilitate respondents' job attainment process, those who are already in higher social status are more likely than those who are in the bottom of the social strata, to get a better job with the help from their network members.Originality/valueThe above findings show us that social network can exert various impacts on people's job searching process even in the same society. This is because it is possible that the labour market are segmented. These segments have very different practices. This difference attributes to the inconsistent findings of network effects on occupational attainment process. Therefore, it is essential to locate which labour market respondents are in, and the features of this labour market. This can help us know more about the use and effectiveness of network in different types of labour markets.


2019 ◽  
Vol 16 (6) ◽  
pp. 505-517
Author(s):  
Carlo Lazzari ◽  
Yasuhiro Kotera ◽  
Hywel Thomas

Background: Little is known on investigating how healthcare teams in dementia wards act for promoting personhood in persons with Alzheimer’s disease (PWA). Objective: The current research aimed to identify the social networks of dementia health carers promoting the personhood of PWA in acute or long-term dementia wards in public and private psychiatric hospitals. Methods: We used a mixed-method research approach. Ethnographic observations and two-mode Social Network Analysis (SNA) captured the role and social networks of healthcare professionals promoting PWA personhood, using SocNetv version 2.4. The social network graphs illustrated how professionals participated in PWA care by computing the degree of centrality (%DC) for each professional; higher values indicated more statistical significance of a professional role compared to others in the provision of personhood care. The categories of personhood were biological, individual, and sociologic. Nurses, doctors, ward managers, hospital managers, clinical psychologists, occupational therapists, care coordinators, physiotherapists, healthcare assistants, and family members were observed if they were promoting PWA personhood. Method: We used a mixed-method research approach. Ethnographic observations and two-mode Social Network Analysis (SNA) captured the role and social networks of healthcare professionals promoting PWA personhood, using SocNetv version 2.4. The social network graphs illustrated how professionals participated in PWA care by computing the degree of centrality (%DC) for each professional; higher values indicated more statistical significance of a professional role compared to others in the provision of personhood care. The categories of personhood were biological, individual, and sociologic. Nurses, doctors, ward managers, hospital managers, clinical psychologists, occupational therapists, care coordinators, physiotherapists, healthcare assistants, and family members were observed if they were promoting PWA personhood. Results: The highest %DC in SNA in biological personhood was held by the ward nurses (36%), followed by the ward doctors (20%) and ward managers (20%). All professional roles were involved in 16% of cases in the promotion of individual personhood, while the hospital managers had the highest %DC (33%) followed by the ward managers and nurses (27%) in the sociologic personhood. Conclusion: All professional roles were deemed to promote PWA personhood in dementia wards, although some limitation exists according to the context of the assessment.


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