JoAnn C. Holliday Rock died Jan. 6, 2012, after a long battle with Parkinson’s disease. A native of Forest Grove, Rock attended Pacific University, where she met her husband, Carl Rock ‘63. After graduating, she worked at the Beaverton School District before the couple moved to San Mateo. She received a master’s degree from San Francisco State University and spent 35 years as a professor at the College of San Mateo. Her last position was as head of the Cooperative Education Department. She was preceded in death by her son, Robert, and husband, Carl. She is survived by her daughter Kristin and grandsons Zachary Carl and Jasper James.