Complex sentence: Debra Lieberman similarly objected to the characterization of evolutionary psychology as ignorant of developmental principles, arguing that both developmental systems theorists and evolutionary psychologists share a common goal of uncovering species-typical cognitive architecture as well as the ontogeny of that architecture.
Split into simpler sentences: Debra Lieberman similarly objected to the characterization of evolutionary psychology as ignorant of developmental principles. Lieberman argued that both developmental systems theorists and evolutionary psychologists share a common goal of uncovering species-typical cognitive architecture, as well as the ontogeny of that architecture.