1. President of what?

   • William G. Reese

   OriginalPaper Pages: 1 - 12

2. Effects of partial reinforcement on conditioning, conditional probabilities, asymptotic performance, and extinction of the rabbit’s nictitating membrane response

   • I. Gormezano
   • S. R. Coleman

   OriginalPaper Pages: 13 - 22

3. The sensory nature of reward in instrumental behavior

   • Wanda Wyrwicka

   OriginalPaper Pages: 23 - 51

4. What is a “schedule of reinforcement”?

   • W. N. Schoenfeld
   • B. K. Cole

   OriginalPaper Pages: 52 - 61