(New York Times) – D.D.D. is often associated with a history of emotional abuse or neglect. The symptoms can be brought on by anxiety, depression, the resurfacing of early trauma, major life stressors, cannabis and hallucinogens like LSD, said Dr. Daphne Simeon, an expert on the disorder and the co-author of “Feeling Unreal.”

In some people, there can be multiple triggers, particularly if there is an underlying propensity to dissociate. (Read More)