This research is compliant with the policies established by the College of Arts Research Ethics Committee for investigation involving human subjects, materials or data not in the public domain. Ethical considerations identified by these policies include the following:

• the intellectual property rights of all those involved in the research, including both research staff and research subjects
• confidentiality of information provided by research subjects, and anonymity of respondents
• transparency to both staff and subjects as to the purpose, methods, and possible uses of the research, and any risks involved
• legal restrictions upon access to or the use of research resources and data
• arrangements for the publication of research results, including issues of co-authorship; independence and impartiality of judgement; authentication of findings; and acknowledgement.

All the partners of this investigation are informed of the details of these policies and requested to manifest their approval filling in a Consent Form.