Psychological Resource Associates stopped providing services the end of April, 2018. All staff members, except for Dr. Kahn, are now providing services at Thinking Tree Psychology, under the direction of Lindsay D. Clendaniel, Ph.D. Please call Dr. Clendaniel at (443) 906-1132. Michael H. Kahn, Ph.D. has retired from clinical services. He is devoting his efforts to marketing his book, Mastering the CEO's Greatest Challenge.