An instructional design model is a systematic set of instructions for developing instructional materials. The models are designed so that materials have high quality and that each step in the process follows a set of guidelines/requirements. There are many ISD models, which include Dick and Carey and Morrison Ross & Kemp, ADDIE, ASSURE, etc. In my opinion, ADDIE tends to be the most popular in both the educational and corporate worlds. Below is a quick run down of two models and a very high level description of each step within that process.
Models:
ADDIE
Analysis – Includes conducting a need/front end/gap analysis to analyze requirements, cost, learners, resources available, timeline, and developing a course of action
Design – Develop instructional objectives, strategy to present objectives, assessment items for each objective
Devleopment – Development of instruction
Implementation – Implementation of instruction
Evaluation – Evaluate instruction (formative and summative)
ASSURE
Analyze Learners
State Objectives
Select Media, Methods, and Materials
Utilize Media and Materials
Require Learner Participation
Evaluate and Revise