Diagnosis of psychopathology are based on functional impairments expressed in real-world settings yet behavior are seldom studied, assessed or observed in real world. Usually done by interviews, self-reporting. ^67db0e #psychopathology #hope-s Elaboration: Diagnosis of mental illness based on behavioural changes (on high-sight) maybe patient started to become withdrawn, not sleeping so well, or disorganised. Currently, we don't observe, or study how these changes happened. #Mental_Illness ---- **Source**: Ecological Momentary Assessment. Saul Shiffman, Arthur A. Stone, and Michael R. Hufford [[Ecological Momentary Assessment. Saul Shiffman, Arthur A. Stone, and Michael R. Hufford]] - _Clinical psychologists, along with behavioral, social, and health scientists and practitioners of every stripe, are interested in people’s everyday real-world behavior. This interest is perhaps especially marked for clinical psychologists because psychopathology and its functional impairments are expressed in real world settings: No one is diagnosed or treated because of how they behave in a laboratory or consulting room. Yet, behavior is seldom studied, assessed, or observed as it unfolds in the real world. Instead, both clinicians and researchers rely on global, summary, or retrospective self-reports of behavior_ [[Book - Psychopathology Foundations for a Contemporary Understanding]]