How do scientists diagram evolutionary relationships? Scientists represent evolutionary relationships with tree diagrams (also called cladograms) because new life forms appear the way new branches ...

A phylogenetic tree, also known as a phylogeny, is a diagram that depicts the lines of evolutionary descent of different species, organisms, or genes from a common ancestor. Phylogenies are useful ...

Here, the typographic tree is one branch of a tree diagram, reaching from medieval drawings to Shneiderman’s treemaps. Lima has skilfully organised his book to reveal these developments.

The tree diagram, in particular, has its roots in the Middle Ages. “In Medieval Europe, 800 years ago, visual communication was critical,” Lima says, drawing from his book, which examines the ...