Pigeons were exposed to a repeated acquisition procedure in which no delays were imposed and rate of responding was relatively high. They also were exposed to conditions in which delays were arranged between trials within chains or between completed chains, and rates of responding were lower. Number of trials, rate of reinforcement, difficulty of…

This historical account is told as a narrative from the authors' perspectives of Project Giant Step, which might be one of the most successful teaching-of-reading projects in history. There are a few purposes in telling this story. First, it is in times of chaos that real innovation can be made. It is then that people take chances and it is not…