Psychology should investigate the big picture of sensation and perception and seek out patterns that explain why the whole is greater than the sum of its parts."" this phrase would most likely have been said by who subscribed to the school of thought in psychology.

Gestalt psychologist and cognitive psychologist

Explanation:

Gestalt psychology was originated by Wertheimer, Kohler, and Koffa. The principle of gestalt psychologist was there is whole the behavior is not described by its elements, it describe as a whole.  

Major Gestalt psychologist was:

Cognitive psychologist:

A cognitive psychologist is a mental health professionalism. who seek to understand the nature of human being's emotions, thought, feeling.  

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