The original conceptual depictions of “competing influences” on individual decision-makers were first developed by Dr. Greg Treverton teaching the Intelligence Policy Seminar at JIF School of Government, and Jack Davis, dean of the U.S. Intelligence Community scholar-analysts. The “eight tribes” (previously seven) are original to Robert Steele. Steele's adaptation of Davis-Treverton first appeared as Figure 17 on page 53 of ON INTELLIGENCE: Spies and Secrecy in an Open World (AFCEA, 2000).
This is a 2000-2002 slide that bears on the extraordinary possibilities inherent in creating a global multinational open source information sharing and sense-making grid. The 80-20 rule really does seem to stand up under most circumstances. White Hat (Stabilization & Reconstruction, Peaceful Preventive Measures) are especially responsible to shared open source information across all boundaries.