Skinner

1. Skinner's Operant Conditioning: reinforcement and punishment in a individual changes the individual's behavioral tedencies.

2. Reinforcement: always increases the probability of a specific response in a individual.

3. Punishment: always increases the possibility to behavior to decrease.

4. In positive punishment or reinforcement something is given, while in negative punishment or reinforcement something is taken away. 


http://allpsych.com/psychology101/reinforcement.html 

Edward Thorndike

1. Thorndike's puzzle-box experiment, it consisted of placing a cat in a puzzle-box and abserve the cat's behavior towards escaping the maze to get food.

2. Thorndike's "Law of Effect", if action bring consequences, consequences determines future behavior.

3. Thorndike's "Law of Exercise", in learning, the more frequently a stimulus and response are associated with each other, the more likely the particular response will follow the stimulus. 




http://www.answers.com/topic/law-of-exercise