Phi Sigma Sigma (ΦΣΣ), colloquially known as Phi Sig, was the first collegiate nonsectarian sorority to allow membership of women of all faiths and backgrounds...

Six Sigma (6σ) is a set of techniques and tools for process improvement. It was introduced by American engineer Bill Smith while working at Motorola in...

Alpha Sigma Phi (ΑΣΦ), commonly known as Alpha Sig, is an intercollegiate men's social fraternity with 181 active chapters and provisional chapters. Founded...

fraternity to Sigma Chi. It is possible this action could have been forced upon the group as there was already a Sigma Phi Society. Much of Sigma Chi's heraldry...

The Sigma Phi Society (ΣΦ) is the second Greek fraternal organization founded in the United States and the first to establish a chapter at another college...

Phi Kappa Sigma (ΦΚΣ), also known as Phi Kap, Skulls, or Skullhouse, is an international all-male college secret society and social fraternity. Commonly...

Delta Sigma Phi (ΔΣΦ), commonly known as Delta Sig, is a fraternity established in 1899 at The City College of New York (CCNY). It was the first fraternity...

Sigma (/ˈsɪɡmə/ SIG-mə; uppercase Σ, lowercase σ, lowercase in word-final position ς; Greek: σίγμα) is the eighteenth letter of the Greek alphabet. In...

Phi Beta Sigma Fraternity, Inc. (ΦΒΣ) is a historically African American fraternity. It was founded at Howard University in Washington, D.C., on January...

Sigma Pi Phi (ΣΠΦ), also known as The Boulé, founded in 1904, is the oldest fraternity for African Americans. The fraternity does not have collegiate chapters...