Guofu Zhang is the director of the Department of Geriatric Psychiatry of The Affiliated Mental Health Center of Jiangnan University. He holds the title of chief physician and is also a master's supervisor. He is a standing member of the Psychiatry Branch of the Chinese Association of Research Hospitals, a member of the Psychiatric Rehabilitation Working Committee of the Psychiatrist Branch of the Chinese Physicians Association, a member of the Psychiatry Committee of the Jiangsu Provincial Medical Association, and the vice president and secretary general of the Wuxi Psychological Association