Some observations on the reinforcement of verbal operants.
The operant conditioning of human motor behavior
An Hypothesis on imprinting
The Control Of The Content Of Conversation: Reinforcement Of Statements Of Opinion
An apparatus for the presentation of visual stimuli at low intensities.
The Dependence of Frequencies of Seeing on Procedural Variables: II. Procedure of Terminating Series of Intensity-Ordered Stimuli
The dependence of frequencies of seeing on procedural variables: I. Direction and length of series of intensity-ordered stimuli.
