Susan Weinschenk

The rule of thumb is that wherever you use color to give specific meaning, you need a redundant coding scheme, for example, color and line thickness, so that people who are color-blind will be able to decipher the code without needing to see specific colors.

New information is assimilated more thoroughly when it is plugged into existing cognitive structures.

When you read you don’t absorb exact letters and words and then interpret them later. You anticipate what will come next. The more previous knowledge you have, the easier it is to anticipate and interpret.