Form matches functionality. A perfect fit.

In this case, it is uniquely apropos that the structure of the organization directly informs the visual design.

The guiding principle behind commonly defined vocabularies (ontologies) used by professionals in various fields yields an agreed-upon understanding of terms. Definitions must be crisp, hierarchical, and clear. Those principles were applied directly to the layout of this site. The navigation mirrors the content in a way that makes finding complex content intuitive... particularly for funding reviewers and new users.

www.bioontology.org >