Structured interviews: advantages and disadvantages

The method of structured interviews is an advantageous one; however it doesn’t provide automatically sound evidences in a completely unproblematic way. Thus, the design of such an interview is a highly sophisticated task demanding a lot of prior preparation and reflection on many things such as the type of the questions, the number and the order of them, the issues to be focused, the alternative answers to be provided, the approach to the later data analysis etc.  
  
As it was previously mentioned, structured interviews allow the interviewer to keep the discussion focused on specific issues by following a strict series of predefined questions. And although this feature was previously regarded as an advantage, on the other hand and examining it under a different angle it can be criticised as a serious disadvantage. Indeed structured interviews are not really allow the interviewees to develop and expand freely a theme or more importantly to raise an unexpected issue into the discussion.
Plus, the researcher, by giving to the interviewees a set of alternative answers, “forces” them, somehow, to adjust and identify their opinion to one and only answer. And although, it is recommended to include one additional alternative answer, labelled “other”, however the researcher may fail to capture small variations and doubts in responses, like the feeling of uncertainty or the equal preference of more than one answers or the rejection of all the answers or other slight differentiation as examples 1 and 2 attempt to Illustrate below.

And, even in the case of open-ended questions, where the interviewees may answer in a rather free and unpredictable way, still the interviewer cannot seize the immediate and unexpected opportunity to readjust the interview, disregard the question’s order and ask for further clarifications. So, somehow, the researcher rejects to explore any unanticipated, exciting and “bizarre” answer or to reveal hidden and unknown aspects of an issue and all this, due to his commitment to a strict set of questions that he, by himself, has restrictively imposed.
Many times the structured interviews resemble, somehow, an interrogation or a hidden test and consequently the interviewees feel quite uncomfortably, stressed and anxious.
Concluding, interviews, either structured or unstructured, either with closed-ended or open-ended questions, are a method of collecting data mostly thought verbal communication. So, both the interviewer and the interviewee, interact by establishing a short in-between relationship, play several roles, unlock their minds transmitting ideas, thoughts interests etc. But although it seems an equal relationship, however it is not a free dialogue since the interviewer almost always has the upper hand by asking the questions and by inevitably shaping the interviewee’s responses.

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