Robert Campin was a prominent Flemish painter active during the early 15th century. He is often regarded as one of the pioneers of the Northern Renaissance, known for his detailed and realistic style. Campin's work typically features religious themes, with a focus on the Madonna and Christ. One of his most famous paintings is the Merode Altarpiece, which showcases his skill in using oil paints to create intricate textures and lifelike figures. Campin's influence extended to other artists, including Jan van Eyck, who admired his techniques and contributed to the development of Flemish painting.