With his assistant Rosalie Raynor, this man conducted an experiment in which he struck a metal pipe with a hammer to scare an infant into associating that fear with a pet rat.
This man gave a lecture about psychology claiming that "Introspection forms no essential part of its methods." His 1928 work Psychological Care of the Infant and Child is no longer considered a standard text, and ironically he himself later claimed he didn't know enough to write it. With his assistant Rosalie Raynor, this man conducted an experiment in which he struck a metal pipe with a hammer to scare an infant into associating that fear with a pet rat. resulting in the child fearing all white fluffy things. FTP name this author of the book named for his psychological beliefs, Behaviorism.
This man gave a lecture about psychology claiming that "Introspection forms no essential part of its methods."
John Broadus {Watson}