Thompson provides a 'how to do it' manual for librarians on identifying, evaluating, selecting, configuring, customizing, implementing, and maintaining a web-scale discovery service that will provide access to a wide range of resources from one interface. She begins by profiling the four commercial contenders in this arena: EBSCO Discovery Service, Ex Libris Primo, ProQuests Summon, and OCLCs WorldCat Discovery Service; this comparative evaluation is an outstanding feature of the text and can serve as a springboard before contacting vendors. . . .The text will be useful to any library faced with the dilemma of deciding which system best suits its needs; fortunately the small universe and the step-by-step considerations of this text make that task somewhat easy.[T]his book...[is] a useful guide to implementing web-scale discovery services. It is worth reading by any librarian thinking about purchasing such a service.Implementing Web-Scale Discovery Services is a great overview of the concepts, current products, and what you need to know to get started. This book answers the question of where do I start, and what do I need to know going in? Implementing Web-Scale Discovery Services: A Practical Guide for Librarians is a source for librarians seeking to evaluate, purchase, and implement a web-scale discovery service. The book breaks down each phase of the project into decision points and action plans to help librarians select and implement a system that meets their specific needs.Web scale discovery tools index a vast number of resources in a wide variety formats and allow users to search for content in a physical collection, print and electronic journal collections, and other resources from a single search box. Search results are displayed in a manner similar to internet searches, in a relevance-ranked list with links to online content.Implementing Web-Scale Discovery Services: A Practical Guide for Librarians is a one-stop source for librarians seeking to evaluatlc+