During a recent interview with Chrissy Teigen, Vice President Kamala Harris said, “I’m going to confess, I love Venn diagrams. If you’re ever in a moment of conflict, pull out a Venn diagram, they’ll ...

This paper describes the use of a three-circle Venn diagram as a vehicle for introducing pre-service elementary teachers to pedagogical content knowledge (PCK). Each circle of the diagram represents ...

You've sat in so many meetings where Microsoft PowerPoint presentations have revealed unexpected truths. The presenter makes you marvel as she shows how the circle marked "profit" overlaps with the ...

In his book The Mathematical Universe, mathematician William Dunham wrote of John Venn’s namesake legacy, the Venn diagram, “No one in the long history of mathematics ever became better known for less ...