It is with great sadness that we inform you of the passing of Dr. Peter Mangan on December 9, 2020. As the lead faculty member of the NAU Yuma Psychology Program, Dr. Mangan was a valued member of the NAU Yuma Branch Campus since 2001. Over the years he made many contributions to the profession, to Northern Arizona University, and to the Yuma community. He retired in 2017. Dr. Mangan was greatly admired by his colleagues and by his students for his dedication to the Yuma Campus community and for his commitment to teaching excellence. He will be missed by all.