Maria Montessori, a textbook case whose method revolutionized pedagogy. A young graduate, this Italian doctor discovered, in an establishment for the mentally retarded, the importance of autocratic behavior.

This day in 1894, in the huge refectory of the psychiatric clinic in Rome (Italy), only the children's tables are still occupied. Several scream, others make untimely gestures. A 24-year-old brunette woman, with a flirtatious appearance and a triangular face, observes them before being addressed by the service employee.