In these he became familiar with the blossoming field of psychology, the area upon which his life work eventually would be focused.

This field of psychology takes an empirical and practical approach when studying the brain and human behavior.

In addition, a number of specialized areas in the general field of psychology have applied branches (e.g., applied social psychology, applied cognitive psychology).

These cognitive processes constitute the mind, and, along with their behavioral consequences, are studied in the field of psychology.

It may also be beneficial to look at research in the field of psychology to further understand this state.