Programmers who were working on a chess-playing supercomputer asked a psychologist from their university for some in working out the problem-solving algorithms they would be using. the psychologist who with this project was most likely:

A cognitive psychologist.

Explanation:

A cognitive psychologist specializes in the study of the mental process such as memory, attention, thinking, and the most important for the study, problem-solving. As this person knows about the process that goes on our mind to solve problems and how we think and pay attention, he or she is the most adequate to help in the project.

which ever one is showing doing the same exercise in time intervals such as 30 seconds or a minute several times.