3 main reasons we should use diagrams on presentation slides, in any text articles, blogs or publications. They are simple to make and explain clearly all the context. A powerful visualization tool that everybody can use.
What;s a diagrams? Definition - symbolic representation of information.
See diagram examples on my blog http://blog.infodiagram.com .
Any diagram illustration you can share? I will gladly write about it in the blog. Questions and suggestions are welcomed too.