Complex sentence: At Bond University he held the Chair in Criminology and was Research Director of the "Centre for Applied Psychology and Criminology" for almost 20 years, and was Dean of the Faculty of Humanities and Social Sciences for many years.
Split into simpler sentences: At Bond University for almost 20 years, he held the "Chair in Criminology" and was Research Director of the "Centre for Applied Psychology and Criminology". In addition, he was Dean of the "Faculty of Humanities and Social Sciences" for many years.