April 2023 marks the 100th anniversary of the death of mathematician and philosopher John Venn. You may well be familiar with Venn diagrams—the ubiquitous pictures of typically two or three ...

Do you recall my blog from a few days ago when I posed a question about Venn Diagrams? At that time, I noted that although the fundamental concept behind these little rapscallions is quite simple, I ...

It's a funny old world. If you'd asked me this morning if I understood Venn diagrams, my answer would have been a resounding” “Yes!” Quite apart from anything else, some time ago I penned a rather ...

A Venn diagram can show data sets such as preferences in market research. When sets intersect (overlap), the elements in the intersection are members of both sets. When the sets have no elements in ...