Robert studied in Paris with the engraver Girardet at the Academy of fine arts and David then worked with Gros, and after the Hundred days he returned to Switzerland. In 1818 he is in Rome and devoted himself to painting. His models are mostly prisoners of the castle of Saint-ange and Termini ("Refuge of bandits", 1824, Neuchatel Museum). Soon, he created four large allegorical compositions on the theme of seasons and Italian regions (two of them - Paris, Louvre). In 1832, Robert moved to Venice where he works on the latest work of this series ("the Fishermen of the Adriatic") and commits suicide.