This publication represents a list of SOF-related topics that are recommended for research by those who desire to provide insight and recommendations on issues and challenges facing the SOF enterprise. As with previous year's topics publication, this list is tailored to address the USSOCOM Commander's four lines of operation (LOOs): Win the current fight; the global SOF network; preserve the force and families; and responsive resourcing. SOF PME students research and write on timely, relevant, SOF related topics. Such activity develops the individual's intellect and provides a professional and practical perspective that broadens and frames the insights of other analysts and researchers in regard to these topics. This list and the accompanying topic descriptions are a guide to stimulate interest and thinking. Topics may be narrowed or otherwise modified as deemed necessary (e.g., to suit school requirements or maximize individual interests and experiences.