Hugh Rosen, Ph.D., professor emeritus at Hahnemann University and Drexel University, died Monday, April 15, 2013, at Holy Redeemer Hospital Hospice. He was chair of the Mental Health Science Department at Hahnemann/Drexel University for decades. He was pre-deceased by his parents Claire and Ed Rosen. He is sorely missed by his devoted sister Susan (Larry) Warner and brother Roy (Sherri) Rosen, as well as his beloved nieces and nephews, his cousins and his aunt Lillian Stein. Dr. Rosen earned his doctorate from the Columbia University School of Social Work. He also, after his retirement, earned a master's degree in creative writing from Temple University. He was a nationally recognized expert on cognitive development, and he published a number of clinical social work articles and seven textbooks on cognitive development. He also published a novel, SILENT BATTLEFIELDS: A NOVEL, which is carried by the U.S. Holocaust Memorial Museum and amazon.com. He is also survived by his beloved cat The Kid.