The United States is in the top ten out of 108 countries for the highest juvenile offender percentage (Harrendorf, Heiskanen, & Malby, 2010). Interaction with the juvenile court system has significant iatrogenic effects (Steinberg, Chung, & Little, 2004; Gatti, Tremblay, & Vitaro, 2009; McCord, 1992; Gatti, Tremblay, & Vitaro,…

Background: Summer camps can promote positive youth development. Unfortunately, racial, ethnic, and economic disparities contribute to inequities in camp participation and related research on marginalized youth. Consequently, it is not clear what types of camping programs work best for marginalized youth. Purpose: To conduct a quasi-experimental…

The Promise Fellow Program is an intervention designed to prevent dropout amongst students in grades 6-12 in Minnesota that show early warning signs of school disengagement. The program is led by interventionists known as Promise Fellows and provides three research-based supports that align with the National Dropout Prevention Center's "Basic…

We present a youth development intervention program and its evaluation. Deriving from the theories of agentic self and positive youth development, we adopted a holistic perspective that focused on social agency with growth mindset and self-efficacy conceptualized as its motivators. The intervention consisted of 14 weekly sessions with 508 sixth…

A positive school climate is strongly associated with enhanced student outcomes. With the disengagement of Black and Latinx youth living in poverty being at an all-time high, participation in sport-based youth development (SBYD) programs may enhance school climate, while capitalizing on existing interests. Purpose: The purpose of this study was to…

Super Star Chef is an experiential summer youth nutrition education and cooking program designed to enhance participants' nutrition knowledge, food preparation skills, cooking self-efficacy, and intention to eat more fruits and vegetables. In a program evaluation comprising a single-sample pretest-posttest design, participants' pretest and…

In this dissertation, I examine how two major social programs in Kentucky--state-funded preK and Family Resource and Youth Service Centers--impact children's outcomes across the state, including racial, ethnic, and economic equity through elementary school. In each chapter, I will analyze how early childhood opportunities relate to outcomes…

This research sought to uncover challenges that arose in the implementation of the Reflective Educational Approach to Character and Health (REACH) after-school programme in a low-income public school in New York City. Additionally, we wanted to find and share some of the lessons learned, to help others avoid our pitfalls when implementing quality…

While multiple valid measures exist for assessing outcomes of environmental education (EE) programs, the field lacks a comprehensive and logistically feasible common instrument that can apply across diverse programs. We describe a participatory effort for identifying and developing crosscutting outcomes for Environmental Education in the…

Positive youth development (PYD) deserves more empirical attention, particularly among children of diverse racial-ethnic backgrounds. Given the need among families for monitoring and supervision during out-of-school time, community-based afterschool is a potentially promotive ecological setting. This study explores the quality of afterschool…

People in industrialized countries may be losing their connection with nature. The Get to Know Program (Get to Know) is a multi-faceted program aimed at encouraging direct connection with nature through a variety of activities (observations of wildlife, hiking, creative arts, and special events), specifically among youth. Three studies assessed…

Improving youth science comprehension is critical to youth development, yet this intended outcome is often overlooked in terms of how Extension programs are delivered. The purpose of the study reported in this article was to determine through the assessment of potential student growth whether applying features of a youth science comprehension…

IPSY (Information + Psychosocial Competence = Protection) is a universal life skills program aiming at the promotion of generic intra-and interpersonal life skills, substance specific skills (for example, resistance skills), school bonding, knowledge, and the prevention of substance misuse with a focus on alcohol and tobacco in youth. This program…

This research study examined the extent of long-term participation in Girls on the Run (GOTR), an experiential learning program for pre-adolescent girls, and its effect on healthy living and self-esteem. To explore these relationships, an exploratory, mixed-methods study was conducted, which involved open- and closed-ended surveys and interviews.…

Although youth-led programs (YLP) have been successful in many areas of public health, youth leadership is rarely used in the prevention of peer aggression. A YLP to reduce bullying, sexual harassment, and dating aggression was compared experimentally with the board-mandated usual practice (UP). Four middle schools in an urban Canadian school…