Imagine a Google Maps of scholarship, a set of tools sophisticated enough to help researchers locate hot research, spot hidden connections to other fields, and even identify new disciplines as they emerge in the sprawling terrain of scholarly communication. Creating new ways to identify and analyze patterns in millions of journal citations, a team led by two biologists, Carl T. Bergstrom and Jevin D. West, and a physicist, Martin Rosvall, has set out to build just such a guidance system.