Social psychology is the scientific study of how people's thoughts, feelings, and behaviors are influenced by the actual, imagined, or implied presence of others. In this definition, scientific refers to the empirical investigation using the scientific method.
Army - Sergeant Major of the Army (U.S.) On 16 June 1999, Army Chief of Staff Gen. Dennis J. Reimer officially unveiled and presented the Sergeant Major of the Army Flag to the residing Sgt. Maj. of the Army, Robert E. Hall. The flag, designed by the U.S. Army Institute of Heraldry, was taken from the insignia created in 1966 to distinguish the SMA rank. The flag background is divided diagonally from the upper fly to lower hoist, in scarlet and white, with scarlet uppermost.
The Service flag, also called the Blue Star Flag, was designed and patented by WWI Army Captain Robert L. Queisser of the 5th Ohio Infantry who had two sons serving on the front line. The flag quickly became the unofficial symbol of a child in service.