This course is one of the courses in the Unesa FIP PLB Study Program, which is designed to develop students‘ insight into actual PLB problems, improve their ability to formulate and present problems and become active participants in seminars, and to improve their skills in holding seminars in the field of PLB. The scope of this course covers actual issues or problems in the field of PLB which are outlined in one complete paper, consisting of identifying and formulating problems, developing a framework of thought, discussion, and recommendatory conclusions.