Alfredo Domingo Calcagno Difilippi, Argentine psycho-pedagogue (Mercedes, Buenos Aires 26 October 1891 – 09 March 1962)

Devised a number of apparatuses and dispositifs for anthropological and psychological studies such as hafiestesiômetro (for measuring tactile acuity) and axiestesiômetro (for measuring space muscle perception)

With Mira López created axioesterômetro

Described cranioencephalograph technique in Nuevos instrumentos de antropometria. Descripción y técnica del cráneo-encefalógrafo (1918)