Information processing and cognitive learning theories (e.g. chunking) explain its relevance to health informatics
related publications by noted theorists or developers: Miller, G.A. 1956. The magical number seven, plus or minus two: Some limits on our capacity for processing information. psychological review 63(2):81-97. Sweller, j. 1988. Cognitive load during problem solving: Effects on learning. Cognitive science 12(2):257-285