In the absence of an audience verbal behavior may decrease, but it is often not absent.

A speaker may acquire verbal behavior that describes their own behavior.

The first chapter sets the stage for this work, a functional analysis of verbal behavior.

Skinner notes the problems of verbal behavior as a dependent variable.

Skinner has argued that his account of verbal behavior might have a strong evolutionary parallel.

For details of the impact of verbal behaviours see page 170.

Have visual and verbal behaviours out of step with each other.

He defined verbal behavior as "behavior reinforced through the mediation of others".

The last three of these can be used as indicators of consciousness when verbal behavior is absent.

Factors such as deprivation, emotional conditions and personal history may interfere with or change verbal behavior.