Monday, January 31, 2005By Steve Twedt, Pittsburgh Post-Gazette John J. "Jack" O’Neil, a retired addictions counselor and memorable Pittsburgh Post-Gazette letter writer, died of cancer Thursday at his Sewickley home. He was 78. "He was often called an old curmudgeon, but he was lovable," said his wife, Theodora. "He was very real, and he made … Continue reading [JJ Letters] Obituary: John J. O’Neil / Addictions counselor and PR man