Ivan Pavlov. In other words, the previously neutral stimulus (the metronome) had become what is known as a conditioned stimulus that then provoked a conditioned response (salivation).

You've probably heard the story, Ivan Pavlov rang a bell whenever he fed his dog and his dog learned to drool on command. But the truth is way, way more horrible.

Ivan Pavlov 1849 - 1936. Ivan Pavlov was born in a small village in central Russia. His family hoped that he would become a priest, and he went to a theological seminary.

This behavioral learning method was first studied in the late 19th century by Russian physiologist Ivan Pavlov. Pavlov’s dog experiment. In the 1890s, Pavlov was experimenting with dogs, ...