Complex sentence: Pigliucci, having debated Wells, said Wells "clearly lied" during his debates and misrepresented his agenda and science, as well as not understanding some of the theories he tries to attack.
Split into simpler sentences: Pigliucci, having debated Wells, said Wells "clearly lied" during his debates and misrepresented his agenda and science. Moreover, Pigliucci wrote that Wells simply does not understand some of the theories he tries to attack.