As a colloquial term, Gang of Eight may refer to one of the following groups of eight officials or legislators who collaborated politically:

• Gang of Eight (intelligence), leaders within the U.S. Congress for intelligence matters
• Gang of Eight (fiscal matters), leaders within the U.S. Congress for fiscal matters
• Gang of Eight (immigration), leaders within the U.S. Senate who wrote the 2013 immigration bill
• Gang of Eight (Soviet Union), high-level officials within the Soviet government who attempted a coup against Mikhail Gorbachev
• Gang of Eight, Premiers who opposed Pierre Trudeau's proposed Charter of Rights and Freedoms during patriation

Or, to:

• The Gang of Eight, a 1962 Mexican-Spanish film

• Self-organisation in chemistry
• Self-organisation in computer science
• Self-organisation in cybernetics
• Self-organisation in learning
• Self-organisation in linguistics
• Self-organisation in physics
• Self-organisation in traffic flow
• Self-organization in biology
• Self-organization in chemistry
• Self-organization in computer science
• Self-organization in cybernetics
• Self-organization in learning
• Self-organization in linguistics
• Self-organization in physics
• Self-organization in traffic flow
• Self organized criticality
• Self-Organized Time Division Multiple Access
• Self-organizing algorithms
• Self-organizing communities
• Self-organizing textures
• Self-oscillator
• Selfoss men's handball
• Selfoss women's handball
• Self Ownership
• Self perception theory