These are posts featuring illustrations designed by John LeMasney. In general, unless otherwise noted, they are licensed CC-Attribution, cc-by lemasney, and should contain a citation and linkback.
Depth of Processing is a design theory in which it is believed that when information is analyzed more deeply, the information is more likely to be retained. Instruction sheets that are more complex and analytical are more likely to retained than more superficial ones.
Defensible space is a theory about the way that spaces (often collective residences) are arranged considering the environmental variables like Territoriality, Surveillance, and Symbolic Barriers. […]
Cost-Benefit as a design principle talks about the tension between the cost of the user’s time, effort, and other resources versus the benefit to that […]
“Natural or human-made systems that best approximate optimal strategies afforded by the environment tend to be successful, while systems exhibiting lesser approximations tend to become extinct. This […]