This document discusses job design. It defines job design as organizing activities to create optimal performance. The key elements of job design are task analysis, worker analysis, and environmental analysis. The five core job characteristics are skill variety, task identity, task significance, autonomy, and job feedback. Approaches to job design include scientific management, behavioral approaches like job enlargement and enrichment, and social technical systems. Tools for job design include process flowcharts, motion study, and work measurement techniques. Current trends incorporate flexitime, compressed workweeks, job sharing, and telecommuting. Effective job design can improve efficiency, employee satisfaction, and business profitability.