Tufte: Links and Causal Arrows: Ambiguity in Action

“Here is a complete draft of a chapter on linking lines and causal arrows from my Beautiful Evidence. This chapter suggests methods for showing linking lines and causal arrows, and also demonstrates ideas for assessing the credibility of various links. That is, the links themselves are taken as explanatory evidence. Note the typographic design of the organization chart which replaces the conventional design of bureaucrats-in-boxes…”