Tessa A. M. Lansu

ORCID: 0000-0003-2419-0315
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About
Contact & Profiles
Research Areas
  • Bullying, Victimization, and Aggression
  • Child and Adolescent Psychosocial and Emotional Development
  • Child Development and Digital Technology
  • Social and Intergroup Psychology
  • Impact of Technology on Adolescents
  • Media Influence and Health
  • Youth Development and Social Support
  • Anxiety, Depression, Psychometrics, Treatment, Cognitive Processes
  • Behavioral and Psychological Studies
  • Cultural Differences and Values
  • Death Anxiety and Social Exclusion
  • Hate Speech and Cyberbullying Detection
  • Perfectionism, Procrastination, Anxiety Studies
  • Stalking, Cyberstalking, and Harassment
  • Psychology of Moral and Emotional Judgment
  • Child and Animal Learning Development
  • Psychological and Educational Research Studies
  • Gender, Feminism, and Media
  • Electoral Systems and Political Participation
  • Racial and Ethnic Identity Research
  • Media, Gender, and Advertising
  • Emotional Intelligence and Performance
  • Dutch Social and Cultural Studies
  • Communication in Education and Healthcare
  • Intimate Partner and Family Violence

Radboud University Nijmegen
2015-2024

University of Wisconsin–Madison
2019

Sint Maartenskliniek
2019

This study had three goals. First, we examined the prevalence of participant roles bullying in middle adolescence and possible gender differences therein. Second, behavioral status characteristics associated with adolescence. Third, compared two sets criteria for assigning students to bullying. Participants were 1,638 adolescents (50.9% boys, M age = 16.38 years, SD =.80) who completed shortened role questionnaire peer nominations characteristics. Adolescents assigned according relative...

10.1002/ab.21614 article EN Aggressive Behavior 2015-09-09

Previous research has shown that adolescents' attention for a peer is determined by the peer's status. This study examined how it also status of perceiving adolescent, and gender both parties involved (perceiver perceived). Participants were 122 early adolescents ( M age = 11.0 years) who completed sociometric measures eye‐tracking recordings visual fixations at pictures high‐status (popular) low‐status (unpopular) classmates. Automatic (first‐gaze preference) controlled (total gaze time)...

10.1111/cdev.12139 article EN Child Development 2013-07-18

The aim of this study was to determine how trajectory clusters social status (social preference and perceived popularity) behavior (direct aggression prosocial behavior) from age 9 14 predicted adolescents’ bullying participant roles at 16 17 ( n = 266). Clusters were identified with multivariate growth mixture modeling (GMM). findings showed that participants’ developmental trajectories across childhood early adolescence their role involvement in adolescence. Practical implications...

10.1111/cdev.12794 article EN cc-by-nc-nd Child Development 2017-03-28

Abstract Sociometric nomination methods are used extensively to measure social status and behaviors among children adolescents. In the current study, correspondence between teacher peer for identification of preference popularity was examined. Participants were 733 in grade 5/6 ( M age = 12.05 years, SD .64; 53.3 percent boys) their 29 teachers. Children teachers completed questions preference, popularity, 12 behaviors. Results showed moderate overlap nominations status; peers agreed on...

10.1111/sode.12120 article EN Social Development 2015-03-05

The purpose of the study was to examine stability, correlates, and time-covarying associations peer victimization. total sample size 1,206 adolescents (Mage at initial time point = 9.74 years, SD .60; 59.5% White, 21.6% African American, 12.9% Hispanic 6% Other/Unknown) followed across 9 yearly waves data collection from elementary school through middle high (Grades 4–12). In each year, victimization assessed with nominations; externalizing behavior, sociability, competence were teacher...

10.1080/15374416.2014.958841 article EN Journal of Clinical Child & Adolescent Psychology 2014-11-25

Although peer status has been studied extensively in childhood and adolescence, little is known about social groups of emerging adults. The current study filled this gap by testing whether preference popularity are distinct dimensions uniquely associated with behavior adulthood. Participants were 235 18- to 25-year-old adults a professional college who completed sociometric instrument. Popularity moderately correlated. Both types positively related prosocial leadership negatively exclusion....

10.1177/0743558411402341 article EN Journal of Adolescent Research 2011-04-13

Abstract This study examined grade differences in the social status profiles and prevalence of bullying participant roles. Participants were 598 primary school students (grades 4–6), 545 lower‐grades secondary 7–8), 1491 upper‐grades 9–11). Students' roles, popularity, preference measured with peer nominations. Bullies, assistants, reinforcers (i.e., bullies/followers) as popular defenders school, but more than school. These depended on gender reference group. Bullies/followers among...

10.1111/sode.12294 article EN cc-by Social Development 2018-03-15

Abstract This study disentangled the frequency and perceived severity of experienced bullying victimization by investigating their associations with cognitive affective empathy. Participants were 800 children (7–12 years old) from third‐ to fifth‐grade classrooms who completed self‐report measures Results showed that moderately correlated in entire sample but unrelated within subsample bullies. Frequency significantly positively (moderate effect) victims (small effect). Frequent, not severe,...

10.1111/sode.12133 article EN Social Development 2015-05-25

Abstract This study examines why the lower likeability of bullying perpetrators does not deter them from engaging in behavior, by testing three hypotheses: (a) are unaware that they disliked, (b) value popularity more than likeability, (c) think have nothing to lose terms as believe their targets and other classmates would dislike anyway, regardless behavior. The first two hypotheses were examined Study 1 (1,035 Dutch adolescents, M age = 14.15) third hypothesis was 2 (601 12.92). Results...

10.1002/ab.21824 article EN cc-by Aggressive Behavior 2019-02-01

Previous studies indicate that when identifying individuals involved in bullying, the concordance between self- and peer- reports is low to moderate. There support identified victims constitute distinct types of differ adjustment. Likewise, differentiating bullying may also reveal bullies. The goal this study was examine differences bullies via dyadic nominations (self-identified, victim-identified, self/victim identified). First, we examined traditional measures (i.e., peer-reports)....

10.1002/ab.21884 article EN cc-by-nc-nd Aggressive Behavior 2020-03-03

Teachers can use seating arrangements to effectively manage classroom dynamics. However, what do teachers aim for and how are they trying achieve this when creating arrangements? We conducted semi-structured interviews with 13 upper elementary school teachers. expressed have both academic social-emotional goals addressing the group individual students. Although their were quite similar, employed different, sometimes even opposite strategies them. Moreover, adapted specific or student needs....

10.1016/j.tate.2023.104016 article EN cc-by Teaching and Teacher Education 2023-01-13

Abstract Whereas research on aggression and status motivation in youth has predominantly looked at a promotion focus (striving for popularity), prevention (wanting to avoid low popularity) could also be an important determinant of aggression, as who fear popularity may use strategic secure their position. The aim the current study was develop reliable measures both motivations, examine how motivations are uniquely jointly related aggression. Participants were 1123 Dutch secondary school...

10.1002/ab.22163 article EN cc-by-nc-nd Aggressive Behavior 2024-06-01

Abstract Adolescents’ popularity and goal have been shown to be related their aggression alcohol use. As intervention efforts increasingly aim focus on prosocial alternatives for youth gain status, it is essential a comprehensive understanding of how are associated with substance use as well behaviors over time. The current study examined the bidirectional associations (overt relational aggression), use, behavior in adolescence across 3 years using cross-lagged panel analyses. Participants...

10.1007/s10964-020-01308-9 article EN cc-by Journal of Youth and Adolescence 2020-08-31

Whereas previous research with secondary school students has demonstrated that popularity goals and actual status are related to peer-reported aggression, it is unclear whether this already the case in upper grades of elementary school. The current study extends by assessing students, focusing on both aggressive prosocial behaviors, importantly observing behaviors cooperative competitive small-group settings. Participants were 173 Dutch fifth- sixth-grade (58.2% girls; Mage = 11.11 years, SD...

10.1016/j.jecp.2022.105590 article EN cc-by Journal of Experimental Child Psychology 2022-11-26

Two studies examined when and why children (10 -13 years) help ethnic in-group out-group peers.In Study 1 (n ϭ 163) could an or peer with a word-guessing game by entering codes into computer.While evaluated the more negatively than in-group, they helped peers peers.Study 2 117) conceptually replicated findings of 1. Additionally results suggest that endorsed stereotype is "less smart," this increased their intention to it decreased enter for peers.The specific content negative can guide...

10.1037/dev0000478 article EN Developmental Psychology 2017-12-18

Abstract This study examined the role of friendship jealousy and satisfaction in nine‐year‐old children's observed interactions with their best friends. One hundred five dyads (51 female, 54 male) participated a 30‐min closed‐field observational setting reported within friendship. The A ctor– P artner I nterdependence M odel was used to estimate effects on own friends' behavior. Friends were highly similar behavior characteristics. Many dyadic behaviors associated overall levels friendship,...

10.1111/sode.12080 article EN Social Development 2014-04-28

Previous research has shown that ostracism-the experience of being ignored and excluded-has negative effects on all us, young old. Using a Cyberball paradigm, the present replicates ostracism moods (anger, anxiety, happiness, anger) fundamental needs (belongingness, control, meaningful existence, self-esteem) children (Study 1) then extends literature by examining role number ostracizers inclusive members in this process randomly assigning to conditions varying degree 2). Results both...

10.1002/ab.21674 article EN Aggressive Behavior 2016-09-14

Abstract This study investigated how the bullying involvement of a child and target peer are related to empathy. The role gender was also considered. We hypothesized that empathy primarily varies depending on peer. Participants were 264 7–12‐year‐old children (M age = 10.02, SD 1.00; 50% girls) from 33 classrooms who had been selected based their (bully, victim, bully/victim, noninvolved) in classroom. completed cognitive affective measure for each classmate. found no differences all targets...

10.1111/sode.12197 article EN Social Development 2016-05-26

Children tell prosocial lies from the age of three years onward, but little is known about for whom they are inclined to lie.This preregistered study examined children's (N ϭ 138, 9 -12 years) lying behavior toward minimal in-group and out-group peers.Additionally, children evaluated vignettes in which an peer told a lie or peer.Results show that only older more benefit compared with peers.Further, all ages were accepting favor members members.These findings underscore importance considering...

10.1037/dev0000721 article EN Developmental Psychology 2019-03-28
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