This book focuses on the latest developments in psychology research. Chapter One analyzes the relationship between being a victim and/or aggressor of face-to-face bullying behavior and the degree of parents' acceptance/coercion, and parental education styles. Chapter Two outlines difficulties associated with trauma assessment in pre-school children, and identifies recommended measures for clinical use with this population. Chapter Three provides an overview of the empirical evidences available within the last decade for reducing challenging behaviors of children with developmental disabilities. Chapter Four analyzes bereaved children to explore the expression of grief and related experiences in the children's artworks and narratives. Chapter Five investigates Chinese elementary school students' motivation to read English and attitude toward learning English using mixed research methods. Chapter Six investigates the pattern of secondary schoolteachers' emotional experiences in Hong Kong. Chapter Seven focuses on pre-competitive situational anxiety in sports.