WILCKE GERHARD HANS GERD Of Timonium, MD, died in his home, at the Mercy Ridge Retirement Community in Timonium, MD, on September 3, 2015. He was 89. He was the director of public relations for the Mobay Chemical Corporation (Bayer U.S.A.) until his retirement in 1991. He was deeply devoted to his family, and moved from Pittsburgh to Mercy Ridge in 2005 to be closer to his grandchildren. Gerd was predeceased by his wife Marianne in 1995; and is survived by his children, Claudia and her husband, David Kolster of Caldwell, NJ, Bettina and her husband, Karl Kokinakis of Phoenix, MD; he is also survived by his grandchildren, to whom he was extremely devoted, Brianna Elliott, Kristos Kokinakis, Luke Kokinakis and Alexander Kokinakis. To honor Gerd's passion for learning, reading and education, the family has asked in lieu of flowers, donations may be made in his memory to The St. Paul's School, St. Paul's School Philanthropy Office, P.O. Box 8100, Brooklandville, MD 2102 or www.stpaulsschool.org/makeagift. Send condolences post-gazette.com/gb