• Emergence of Organizational Behavior (OB) and Human Relations (HR) as central lenses in management science, integrating field studies on supervision, morale, and worker relations across office and industrial contexts [1], [2], [8], [10], [12], [18].

• Leadership attitudes and supervisory dynamics, a core Organizational Behavior (OB) frame, linking industry surveys and promotion ratings to productivity and morale with emphasis on dyadic interactions [2], [3], [8], [9], [19].

• Decision-making and administrative processes as central managerial activities, combining experimental/ descriptive approaches to managerial choice, industrial relations decisions and administrative behavior [11], [14], [17], [20].

• Organizational structure and theory as design principles, analyzing organization and management, organizing processes, and industrial organization across sectors [4], [5], [6].

• Productivity-focused management across contexts (office, railroad, oil) examining supervision, rank effects, and workforce performance under various organizational controls [1], [7], [9], [16].