1. Teacher leadership and student achievement in the United States and South Korea: Investigating the role of teacher leadership in high-poverty schools Open Access Author: Woo, Hansol Title: Teacher leadership and student achievement in the United States and South Korea: Investigating the role of teacher leadership in high-poverty schools Graduate Program: Educational Leadership Keywords: Teacher leadershipstudent achievementEquitable leadershipPISA 2015the United StatesSouth KoreaHierarchical linear modeling (HLM) File: Download Woo_Dissertation_Teacher_leadership_and_student_achievment.pdf Committee Members: Soo-yong Byun, Outside Field MemberJonna Kulikowich, Outside Unit MemberGerald Letendre, Chair & Dissertation AdvisorEdward Fuller, Major Field MemberKevin Kinser, Program Head/Chair