Have you watched a training session at the museum lately?  (Click here to see an old video of Marilyn training Chummix) If you see Kent training Max, or Kimberly training the lemurs, or Sarah working with Lightning, you’ve probably heard a clicking sound while they train.  What is that thing?  It’s called a clicker, and it’s used as a conditioned reinforcer.  You can establish any arbitrary sound as a conditioned reinforcer, but clickers and whistles are the two that seem toRead more