Delusions may seem believable at face value, and patients may appear normal as long as an outsider does not touch upon their delusional themes. Also, these delusions are not due to a medical condition ...

Julia Sheffield, Ph.D., a clinical psychologist at Vanderbilt University Medical Center, has dedicated her career to solving the mysteries of psychosis. As a clinician, Sheffield, the Jack Martin, MD ...

Former director of Minnesota Security Hospital says letter reminds him of patients he treated with grandiose delusions. Vance Boelter’s letter to the FBI about his alleged shootings of Minnesota ...

Delusions are fixed beliefs that do not change, even when a person is presented with conflicting evidence. Delusions are considered "bizarre" if they are clearly implausible and peers within the same ...

Delusional disorder is diagnosed when a person has a consistent and persistent belief that is totally contrary to reality. A delusion is best defined as a bizarre or absurd belief in something that is ...