BrowseAuthor ActivityKathryn DirkinKathryn DirkinDr. Kathryn Dirkin is an associate professor and Chairperson of the Department of Teacher Education and Professional Development in the College of Education and Human Services at Central Michigan University. Chapters by Kathryn DirkinLadders and Escalators: Examining Advancement Obstacles for Women in Instructional DesignWhat Models are Instructional Designers Using Today?