The concept of the 'Administrative Man,' introduced by Herbert A. Simon, serves as a crucial bridge between the idealized 'Rational Man' of classical economic theory and the more realistic 'Psychological Man' of behavioral sciences.

1. The Rational Man: This is an idealized construct, often found in classical economic models. The rational man is assumed to have perfect information, unlimited cognitive capacity, and the ability to process all available alternatives to make decisions that maximize utility or profit. Decisions are purely logical, objective, and aimed at achieving optimal outcomes.

2. The Psychological Man: This concept acknowledges the inherent limitations and complexities of human cognition and behavior. The psychological man is influenced by emotions, biases, heuristics, limited attention spans, and imperfect information. Decisions are often subjective, driven by personal values, and constrained by cognitive boundaries, leading to satisficing rather than optimizing.

3. The Administrative Man (Bounded Rationality): Simon recognized that neither extreme accurately describes decision-making in real-world organizations. The administrative man operates under 'bounded rationality.' This means:

   • Limited Information: Decision-makers rarely have access to all relevant information.
   • Limited Cognitive Capacity: They cannot process an infinite number of alternatives or perfectly predict all consequences.
   • Satisficing, Not Maximizing: Instead of searching for the absolute best (optimal) solution, the administrative man searches for a 'good enough' or 'satisfactory' solution that meets a minimum set of criteria. Once such a solution is found, the search stops.
   • Heuristics and Rules of Thumb: They rely on simplified models, past experiences, and practical rules to make decisions efficiently.

Thus, the administrative man acknowledges the human element (psychological man) with its cognitive limitations and biases, but also strives for rationality within those bounds. It's a more pragmatic and realistic model for understanding how decisions are actually made in organizations, recognizing that perfect rationality is unattainable, but systematic, goal-oriented behavior is still possible within given constraints. This concept profoundly influenced organizational theory by shifting focus from prescriptive models of ideal decision-making to descriptive models of actual decision-making processes.