Phineas Gage and Tan Show how the two varieties of the clinical method for studying the brain are illustrated by (a) Phineas Gage and (b) Tan Is this your assignment or some part of it? We can do it for you! Click to Order! Related posts: Explain the role of the brain in cognitive functions: describe what Phineas Gage's accident revealed about how brain areas support cognitive function. Cognitive Functions and Phineas Gage