 Dialetheism should, however, be clearly distinguished from paraconsistency. Whereas dialetheists must embrace some paraconsistent logic or other to avoid trivialism, paraconsistent logicians need not be dialetheists: they may subscribe to a non-explosive view of entailment for other reasons. Within paraconsistency, one may distinguish (at least) four grades of paraconsistent involvement (Beall and Restall 2006, p.80): 