This textbook guides the reader on how to undertake high-quality literature reviews, from traditional narrative to protocol-driven reviews. The guidance covers a broad range of purposes, disciplines and research paradigms. Whether the literature review is part of a research project, doctoral study, dissertation or a stand-alone study, the book offers approaches, methods, tools, tips and guidelines to produce more effective literature reviews in an efficient manner. The numerous examples are drawn from an array of subject areas, such as economics, healthcare, education, medicine, psychology, software engineering amongst others. This makes it worthwhile for a wide range of studies and for reviews into evidence-based interventions, policies, practices and treatments. There is attention given to presenting, reporting and publishing literature reviews. With the additional clarity brought about by explanatory tables and graphs, this textbook is a ‘must-have’ for all students, researchers, academics and practitioners at any stage of their project or career when engaging with literature. In addition, citizens, policymakers and practitioners will benefit from the guidance with better insight into how literature reviews could and should have been conducted.