In excited support of the release of the fabulous new book ‘Organise Ideas’ from Oliver Caviglioli and David Goodwin, I am sharing some of the various ways I have used word diagrams in my own practice. I hope these posts will be of particular use to teachers of economics and business, but also more widely! Why use Venn diagrams? Venn diagrams are simple, quick, efficient and easy. Students can get started on comparing two things within a matter of seconds. They are ideal for clear, visual comparison and students can usually, assuming some reasonable recall of knowledge, easily identify a list of features of at least one of the things. They can then check down their list to see if each feature is also a feature of the other thing and thus decide where to write the feature on the diagram. Why is it useful for students to make comparisons in their retrieval practice? I often need to teach students about concepts that have a partner pair; demand and supply; free market econo...