Teach just what people need to learn
Essentialism calls on us to teach the essence of any subject rather than unimportant, distracting, and peripheral details. By teaching essentials, we enable learners to master the subject quickly and surely.
At all stages of design, you must ask yourself, “What do learners need to learn?” Analyzing learners' needs—as well as their potential and limitations—requires careful study. The most efficient and reliable method of identifying just what you need to teach is to test potential learners in the environment in which they must apply learning.
Over the years, I have ...