Complex sentence: He helped edit the journal of Latin and Romance linguistics Probus (Mouton de Gruyter, Editor-in-chief: Leo Wetzels) from 1986 until 2009, and published many edited collections, on a number of topics such as Optimality Theory, Japanese and Dutch.
Split into simpler sentences: He helped edit the journal of Latin and Romance linguistics Probus (Mouton de Gruyter, Editor-in-chief: Leo Wetzels) from 1986 until 2009. He published many edited collections, on a number of topics such as Optimality Theory, Japanese and Dutch.