Answer:
Cognitive psychologist
Explanation:
The cognitive psychologist is a professional psychologist who helps people in understanding their mental problems related thought, the cognitive process in the brain. These psychologists were generally interested in the area of problem-solving, information processing, and retrieval process in memory.
Attention, perception, forgetting, retrieval processing and many more process that are related to the cognition of a person. Cognitive psychologists work in both areas such as research centers and clinical settings. This area helps people to understand how the mental process works. Cognitive psychologist believes that they can research scientifically.