Psychology as a science doesn't have a long and wide background. Its different branches are hardly a hundred years old. The public is always reluctant when it comes to new ideas. Why should anyone believe them? Where did they come from? We can never know anything for certain and that is one of the reasons we don't want changes presented to our lives.

When we look at the learning approach, it may seem as one of the most "down to earth" psychology perspectives. Counting back to Ivan Pavlov's time (end of 19th, beginning of 20th century), we can find the roots of this particular approach. Pavlov's famous dog salivating experiments brought classical conditioning to life. Classical conditioning states that someone can be taught to do something new by pairing it with a built in ability (to salivate, respond to temperature, etc.)

Many psychologists after Pavlov tried to imply...