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 first Flag Act, adopted on June 14, 1777, created the original United States flag of thirteen stars and thirteen stripes. The Star-Spangled Banner has fifteen stars and fifteen stripes as provided for in the second Flag Act approved by Congress on January 13, 1794. The additional stars and stripes represent Vermont (1791) and Kentucky (1792) joining the Union.