According to Allport's classic definition, social psychology is the scientific study of the way in which people's thoughts, feelings, and behaviors are influenced by ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ ‎ .