Gabriel Tarde
Jean-Gabriel (de) Tarde (; French: [taʁd]; 12 March 1843 – 13 May 1904) was a French sociologist, criminologist and social psychologist who conceived sociology as based on small psychological interactions among individuals (much as if it were chemistry), the fundamental forces being imitation and innovation. == Life == Tarde was born and raised in Sarlat in the province of Dordogne.