| The contribution of extracurricular activities to adolescent friendships: new insights through social network analysis. DR Schaefer, SD Simpkins, AE Vest, CD Price Developmental psychology 47 (4), 1141, 2011 | 388 | 2011 |
| Ecological systems theory. AV Ettekal The Sage Encyclopedia of Out-of-School Learning, 239-241, 2017 | 331 | 2017 |
| Adolescent friendships, BMI, and physical activity: untangling selection and influence through longitudinal social network analysis SD Simpkins, DR Schaefer, CD Price, AE Vest Journal of Research on Adolescence 23 (3), 537-549, 2013 | 219 | 2013 |
| The over‐scheduling hypothesis revisited: Intensity of organized activity participation during adolescence and young adult outcomes JL Mahoney, AE Vest Journal of Research on Adolescence 22 (3), 409-418, 2012 | 194 | 2012 |
| Designing culturally responsive organized after-school activities SD Simpkins, NR Riggs, B Ngo, A Vest Ettekal, D Okamoto Journal of Adolescent Research 32 (1), 11-36, 2017 | 175 | 2017 |
| How do my friends matter? Examining Latino adolescents’ friendships, school belonging, and academic achievement MY Delgado, AV Ettekal, SD Simpkins, DR Schaefer Journal of youth and adolescence 45, 1110-1125, 2016 | 139 | 2016 |
| Positive Youth Development Through Leisure: Confronting the COVID-19 Pandemic AV Ettekal, JP Agans Journal of Youth Development 15 (2), 1-20, 2020 | 108 | 2020 |
| Participating in sport and music activities in adolescence: The role of activity participation and motivational beliefs during elementary school SD Simpkins, AE Vest, JN Becnel Journal of youth and adolescence 39, 1368-1386, 2010 | 102 | 2010 |
| Positive youth development through sport: a relational developmental systems approach RM Lerner, K Erickson, AV Ettekal, JP Agans Positive Youth Development through Sport, 54-64, 2016 | 63* | 2016 |
| Youth participation in organized and informal sports activities across childhood and adolescence: Exploring the relationships of motivational beliefs, developmental stage and … NP Dawes, A Vest, S Simpkins Journal of youth and adolescence 43, 1374-1388, 2014 | 61 | 2014 |
| The SAGE encyclopedia of out-of-school learning AV Ettekal, JL Mahoney Ecological Systems Theory, 230-241, 2017 | 58 | 2017 |
| “They will post a law about playing soccer” and other ethnic/racial microaggressions in organized activities experienced by Mexican-origin families AR Lin, C Menjívar, A Vest Ettekal, SD Simpkins, ER Gaskin, A Pesch Journal of Adolescent Research 31 (5), 557-581, 2016 | 57 | 2016 |
| Peer motivational climate and character development: Testing a practitioner-developed youth sport model JP Agans, S Su, AV Ettekal Journal of adolescence 62, 108-115, 2018 | 56 | 2018 |
| Group-based trajectory modeling of externalizing behavior problems from childhood through adulthood: Exploring discrepancies in the empirical findings MHM Van Dulmen, EA Goncy, A Vest, DJ Flannery The development of persistent criminality, 288-314, 2009 | 46 | 2009 |
| Dynamic relations between parents' behaviors and children's motivational beliefs in sports and music SD Simpkins, AE Vest, NP Dawes, KI Neuman Parenting: Science and Practice 10 (2), 97-118, 2010 | 45 | 2010 |
| Character development through youth sport: High school coaches’ perspectives about a character-based education program KA Ferris, AV Ettekal, JP Agans, BM Burkhard Journal of Youth Development 10 (3), 127-140, 2015 | 41 | 2015 |
| When is sport participation risky or protective for alcohol use? The role of teammates, friendships, and popularity AE Vest, SD Simpkins New directions for child and adolescent development 2013 (140), 37-55, 2013 | 41 | 2013 |
| Intergenerational continuity and discontinuity in Mexican-origin youths' participation in organized activities: Insights from mixed-methods. SD Simpkins, AE Vest, CD Price Journal of Family Psychology 25 (6), 814, 2011 | 40 | 2011 |
| Do school friends participate in similar extracurricular activities?: Examining the moderating role of Race/Ethnicity and age SD Simpkins, AE Vest, MY Delgado, CD Price Journal of Leisure Research 44 (3), 332-352, 2012 | 34 | 2012 |
| Can extracurricular activities reduce adolescent race/ethnic friendship segregation? DR Schaefer, SD Simpkins, AV Ettekal Social Networks and the Life Course: Integrating the development of human …, 2018 | 29 | 2018 |
Sandra SimpkinsUniversity of California, IrvineEmail verificata su uci.edu