Here are 3 mysteries in which psychologist Max Liebermann worked with a criminal police detective inspector in early 1900's Vienna in solving baffling crimes. Author Frank Tallis, himself a clinical psychologist, brings to life the skepticism against new psychological theories of that time while also capturing the political and social atmosphere in pre-WWI Vienna. These 3 once-read paperbacks have no dog ears, no markings. All three for $5.