R.S. Pressman’s scientific contributions

... The systems life cycle approach, also commonly referred to as the SDLC, is a methodology used to develop IS solutions (Clarke, 1987;Pressman, 1987). SDLC encompasses the following phases: (1) systems planning and selection (i.e., identification, planning, and selection of a development project based on priorities); (2) systems analysis (i.e., gaining a thorough understanding of the current business processes surrounding the problem area of the project); (3) systems design (i.e., identification of the specifications of the design solution); (4) systems implementation and operation (i.e., transforming the IS design solution into a operational working version); and (5) systems maintenance (i.e., the repair, improvement, and updating of the operational system solution) (Valacich & Schneider, 2012). ...

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Using the Technology-Organization-Environment Framework for Analyzing Nike’s “Considered Index” Green Initiative, a Decision Support System-Driven System