For instance, while the notion of overlearning was considered, it has only become clear in years since the 1960s that overlearning is a prime determinant of decay; that is, the more the overlearning, the less the decay.
For instance, while the notion of overlearning was considered, it has only become clear in years since the 1960s that overlearning is a prime determinant of decay; that is, the more the overlearning, the less the decay.