By following just a few simple rules, anyone can create diagrams and illustrate information more clearly in slide presentations. Enrique Garcia Cota shared some essential guidelines for things like choosing font size, shapes, colour and more.
Although Cota, a.k.a. otikik, is not a designer, the tips he offers in his presentation maintain classic design principles, such as varying shape sizes for emphasis and to establish hierarchy. His tips are also designed for the audience in mind - those in the back of a room staring at a projector.
For more presentation creation advice, see our guide to making presentations that don't suck, with five common problems and solutions.
How to Make Awesome Diagrams for Your Slides [Slideshare]