Helena Jeličić

Positive Youth Development, Participation in Community Youth Development Programs, and Community Contributions of Fifth-Grade Adolescents

Richard M. Lerner, Jacqueline V. Lerner, Jason B. Almerigi et al. · The Journal of Early Adolescence · 2005 · 1.4K citations

Education, Early Childhood Education, Youth Advocacy +26

Use of missing data methods in longitudinal studies: The persistence of bad practices in developmental psychology.

Helena Jeličić, Erin Phelps, Richard M. Lerner · Developmental Psychology · 2009 · 432 citations

Education, Adolescence, Social Sciences +18

Using positive youth development to predict contribution and risk behaviors in early adolescence: Findings from the first two waves of the 4-H Study of Positive Youth Development

Helena Jeličić, Deborah L. Bobek, Erin Phelps et al. · International Journal of Behavioral Development · 2007 · 255 citations

Risk Behaviors, Early Adolescence, Education +17

The structure and developmental course of Positive Youth Development (PYD) in early adolescence: Implications for theory and practice

Erin Phelps, Stacy Zimmerman, Amy Warren et al. · Journal of Applied Developmental Psychology · 2009 · 216 citations

Cognitive Development, Education, Early Adolescence +9

Why Missing Data Matter in the Longitudinal Study of Adolescent Development: Using the 4-H Study to Understand the Uses of Different Missing Data Methods

Helena Jeličić, Erin Phelps, Richard M. Lerner · Journal of Youth and Adolescence · 2010 · 54 citations

4-H Study, Data Matter, Longitudinal Data Analysis +8