This man claimed that knowledge was acquired through assimilation, accommodation, and equilibration in theorizing his "genetic epistemology." He divided teaching into "early" and "moral" spheres in theorizing a "child-centered" view of education. Another of his ideas stressed concepts like "decentering" and "object permanence." For 10 points, name this man who theorized the concrete operational and sensorimotor stages in 
This man claimed that knowledge was acquired through assimilation, accommodation, and equilibration in theorizing his "genetic epistemology." He divided teaching into "early" and "moral" spheres in theorizing a "child-centered" view of education. Another of his ideas stressed concepts like "decentering" and "object permanence." For 10 points, name this man who theorized the concrete operational and sensorimotor stages in laying out his "theory of cognitive development."
This man claimed that knowledge was acquired through assimilation, accommodation, and equilibration in theorizing his "genetic epistemology."
Jean {Piaget}