Stevenson is a psychologist who is interested in figuring out the parts of the mind. Most of his experiments ask people to introspect about their experiences or gather reaction time data. What historical field of psychology does Dr. Stevenson's work seem most similar to?

Dr. Stevenson's work seem most similar to the

Experimental Self-Observation.

Explanation:

Experimental Self-Observation:

It is such a technique in psychology which was introduced by the famous psychologist Wilhelm Wundt. In these experiments, Wilhelm trained the people and then these subjects were allowed to observe and analyze their mental behavior under specific circumstances.

Introspection:

Introspection is somehow little different from experimental self observation but in this technique, we also observe our thoughts and emotions during a specific condition.