I published a paper on an alternative ZUI interface students used instead of PowerPoint <a href="http://ecologylab.net/research/publications/mache_present.pdf" rel="nofollow">http://ecologylab.net/research/publications/mache_present.pd...</a> .<p>I particularly enjoy Tufte's take on Miller's 7+-2. The idea is that smart contextualization can extend short term memory, not just that we are stuck with what we know.