Whose mathematical models of the mind strongly influenced 19th century educational practices?

After being passed up for a promotion and then getting into a heated argument with his son, a man disappears. He shows up two weeks later in another town with no memory of who he is or how he got there. He appears to be suffering from __________

a) paraphilia. b) schizophrenia. c) a somatoform disorder. d) a dissociative disorder.

According to a study of more than 50 countries ____ and _____ countries are the most collectivistic

a. Scandinavian; Finnish b. Eastern European; African c. North American;Western European d. South American; Asian