# Meldebogen **Domain:** Administrative classification history **Doc Type:** Developed Artifact Node **Maturity:** Developed **Collection:** [[collections/Gamification|Gamification Collection]] ## Definition A **Meldebogen** was a reporting questionnaire used in the Nazi “euthanasia” apparatus to collect information about institutional patients. The forms appeared bureaucratic and statistical, emphasizing diagnosis, duration of confinement, origin, and capacity for work; medical reviewers marked selections without personally examining many victims. ## Significance The form is a critical warning about classification distance. A record can convert a person into fields, a reviewer into a scoring function, and a routing decision into lethal consequence while concealing the outcome from the original data collector. ## Sources - U.S. Holocaust Memorial Museum, [Euthanasia Program and Aktion T4](https://encyclopedia.ushmm.org/content/en/article/euthanasia-program) - USHMM, [T-4 Medical Questionnaire](https://www.ushmm.org/m/pdfs/2000926-Handicapped.pdf) ## Routes [[wiki/Aktion T4|Aktion T4]] · [[wiki/False Positive|False Positive]] · [[wiki/Representational Due Process|Representational Due Process]]