No claim for a gene for a psychiatric condition has stood the test of time, in spite of popular misinformation. Dr. Joseph Glenmullen, Harvard Medical School psychiatrist
.modern psychiatry has yet to convincingly prove the genetic/biological cause of any single mental illness. David Kaiser, psychiatrist
In forty years, biological psychiatry has yet to validate a single psychiatric condition/diagnosis as an abnormality/disease, or as anything neurological, biological, chemically-imbalanced or genetic. Dr. Fred Baughman Jr., child neurologist, Fellow of the American Academy of Neurology