Complex sentence: He is a member of the National Association of Science Writers, and is the "Chancellor" of the non-accredited "Thunderwood College", a parody of unaccredited institutions of higher learning that offer "degrees" in a variety of subjects.
Split into simpler sentences: He is a member of the National Association of Science Writers. Dunning is the "Chancellor" of the non-accredited "Thunderwood College", a parody of unaccredited institutions of higher learning that offer "degrees" in a variety of subjects.