José Ingenieros (born Giuseppe Ingegnieri, April 24, 1877 – October 31, 1925) was an Argentine physician, pharmacist, positivist philosopher and essayist. He was born in Palermo (Italy), and graduated from the University of Buenos Aires School of Medicine in 1900. Ingenieros was philosophically influenced by Herbert Spencer and Auguste Comte, and wrote a very important philosophical and social work, "El hombre mediocre" (The Mediocre Man), in 1913. Ingenieros founded the Buenos Aires Institute of Criminology in 1907 and the Argentine Psychological Society in 1908; he was elected President of the Argentine Medical Association in 1909.