The Successive Approximation Model (SAM) is an iterative instructional-design approach that emphasizes rapid development, repeated prototyping, stakeholder collaboration, and continuous refinement. These characteristics make it particularly appropriate when an organization needs a learning solution quickly.
Rather than completing a long linear sequence before stakeholders see a developed product, SAM allows designers to create an initial version, obtain feedback, refine the solution, and repeat the cycle. For an urgent interpersonal-communication problem, the TD professional can rapidly test scenarios, activities, discussion structures, and practice exercises with representatives of the project team and make improvements based on feedback.
ADDIE provides a comprehensive framework of analysis, design, development, implementation, and evaluation, but SAM specifically emphasizes iterative rapid development. Learner-centered instruction is an instructional orientation rather than a rapid development model. The theory of behavioral objectives focuses on specifying observable outcomes rather than providing a complete iterative design process.
The crucial requirement in the scenario is speed combined with the need to develop an effective program.
SAM supports both through short design-development cycles and early stakeholder involvement.
Study Guide Topics: Instructional Design; Successive Approximation Model; rapid prototyping; iterative design; agile development.