According to the diathesis-stress model, . people learn to be schizophrenic from observing schizophrenic parents schizophrenia results from the excess dilation of the blood vessels to the brain, resulting in stress to the neocortex genetic factors predispose some people to schizophrenia and stress activates the disorder schizophrenia results when children are taught to act in ways that contradict their perceptions of reality and their feelings