Discusses mapping science and Kuhn's theories of paradigms and scientific development. Highlights include cocitation clustering; bibliometric definition of a paradigm; specialty dynamics; pathways through science; a new Web tool called Essential Science Indicators (ESI) for studying the structure of science; and microrevolutions. (Author/LRW)

Applies a method for generating synopses of scientific fields to a co-citation cluster in field of cancer virology and describes the resulting specialty narrative. Implications of procedure for the cognitive processes involved in reviewing a field are discussed. Appended are lists of highly cited and citing papers. (35 references) (EJS)