How did Auguste Rodin’s rough surfaces differ from the polished finish of earlier sculpture?

Auguste Rodin’s approach to sculpture marked a significant departure from the academic traditions of his time. While earlier sculpture typically favored a "definitive finish" characterized by smooth, refined surfaces that removed all traces of the artist's personal "handwriting," Rodin embraced a style defined by bold, emotive modeling.12

Rodin’s rough surfaces were intentional, serving as a "rough approximation" that kept his works in a constant "state of becoming". By preserving the record of his direct handling of the medium—such as clay or wax—he prioritized expressive gesture and subjective effect over literal, polished representation. This method allowed his sculptures to feel more dynamic and alive, contrasting with the static, highly finished statues of his contemporaries. Ultimately, Rodin’s technique helped revive sculpture as a powerful expressive medium, shifting the focus from the rigid constraints of academic standards to the fluid, emotive possibilities of modern life.123