intimately involved person
См.: глубоко вовлеченное лицо.
intimately involved personintimately involved person - (IIP)- Individuals who are directly affected by the problem or its solution because their actions, behavior, measures, responsibilities and authority might change based on the problem solution.
Usage: Understanding the roles of individuals in the organization, and who the IIPs are, is essential to constructing the solution and obtaining buy-in.