David Rittenhouse was an American astronomer, inventor, and mathematician who made significant contributions during the 1700s. Some people may refer to him as a scientist, while others may call him a scholar or a genius. Rittenhouse was also an accomplished surveyor, which earned him the nickname "the Surveyor General." His work in optics and astronomy led him to be known as an astrophysicist, while his devotion to public service earned him the title of a civic leader. Regardless of the synonym used to describe him, David Rittenhouse is remembered fondly for his many accomplishments and his dedication to his fields of study.