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...

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

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...

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...

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...

Sigma Phi Epsilon (ΣΦΕ), commonly known as SigEp, is a social college fraternity for male college students in the United States. It was founded on November...

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...