Analyze the contributions of one individual from each of the following systems of psychological thought: empiricism, rationalism, and naturalism

Analyze the contributions of one individual from each of the following systems of psychological thought: empiricism, rationalism, and naturalism.
Who was the individual?
What did they contribute?
How did their contribution impact the field of psychology?
Examine how changes to psychology brought by empiricism, rationalism, and naturalism led to humanitarian reform.
What changes occurred in the way research in psychology was conducted?
What changes occurred in humanitarian reform?
How did the contributions from empiricism, rationalism, and naturalism lead to humanitarian reform?
Explain how humanitarian reform has impacted modern mental health treatment.
6 pages. Include title and reference page. APA format Citations must match.