The semi-structured interview method combines some structured questions with some unstructured exploration. This chapter provides strengths and weaknesses of this method, the procedures for planning and conducting structured interviews, and tips for gathering reliable data. The semi-structured interview is useful for when you know something about a topic, but want to give users an opportunity to raise new issues. Semi-structured interviews are useful when you are working with a complex issue because you can use probes and spontaneous questions to explore, deepen understanding, and clarify answers to questions.
Interview; questionnaire; semi-structured interview; structured interview