Reinforcement is a term in operant conditioning and behavior analysis for a process of strengthening a directly measurable dimension of behavior--such as rate (e.g., pulling a lever more frequently), duration (e.g., pulling a lever for longer periods of time), magnitude (e.g., pulling a lever with greater force), or latency (e.g., pulling a lever more quickly following the onset of an environmental event)--as a function of the delivery of a "valued" stimulus (e.g. money from a slot machine) immediately or shortly after the occurrence of the behavior. A reinforcer is a temporally cont...

A token economy is a system of behavior modification based on the systematic positive reinforcement of target behavior. The reinforcers are symbols or tokens that can be exchanged for other reinforcers. Token economy is based on the principles of operant conditioning and can be situated within applied behavior analysis (behaviorism). Token economies are applied with children and adults. Basic requirements Three requirements are basic for a token economy. Tokens Tokens have to be used as reinforcers. A token is an object or symbol that can be exchanged for material reinforcers, servi...

The noun vegetable usually means an edible plant or part of a plant other than a sweet fruit or seed. This typically means the leaf, stem, or root of a plant. However, the word is not scientific, and its meaning is largely based on culinary and cultural tradition. Therefore, the application of the word is somewhat arbitrary and subjective. For example, some people consider mushrooms to be vegetables even though they are not plants, "Mushrooms" classified under "VEGETABLES". In [http://www.cooks.com/rec/ch/vegetables.html Suggestions - Vegetables] at Cooks.com. Accessed on 2009-06-24...