The document discusses the importance of assessment in learning design. Assessment should be considered during the design phase to ensure it elicits evidence that learning objectives are achieved and provides feedback on learner progress and the effectiveness of the design. Different assessment types gather different data, such as diagnostic testing to determine starting knowledge, formative tests during the course, and summative assessment after to measure success. Technology tools can support assessment, with formative tools available online and summative often using learning management systems for security. The document encourages exploring free online assessment tools.