Maps of science help us visualize and conceptualize how different scientific disciplines relate to each other. Although many maps assume a hierarchy of disciplines, Richard Klavans and Kevin Boyack believe the structure should be circular.
Research Trends Editorial Board
"Mapping unknown regions,"
Research Trends: Vol. 1
, Article 9.
Available at: https://www.researchtrends.com/researchtrends/vol1/iss10/9