Functionalism in psychology is the study of mental processes through the lens of their practical purpose and adaptive value in helping humans navigate and survive in their environment. Rather than asking what consciousness is made of, functionalism asks what consciousness does.
This approach emerged in the United States during the late 19th century as a direct challenge to structuralism, which focused on breaking down mental experiences into their smallest components. Functionalism shifted the conversation entirely. It viewed the mind not as a collection of static elements to be catalogued, but as a dynamic system shaped by …










