Roles of a writer:
1. A writer agrees to receive a 'problem statement' from his / her assigned coordinator.
2. He / She forwards the 'problem statement' to his / her assigned sub-writers. A writer behaves as a coordinator to all his / her sub-writers.
3. A writer attempts to solve the problem. If a solution is found then he / she communicates the solution to the coordinator.
4. If he / she has the added role of coordinator for a few sub-writers he / she collects the solutions from the sub-writers, analyzes them, and forwards a summary to his / her coordinator.