...) pointed out that: […]sample sizes in qualitative research should not be so small as to make it difficult to achieve data saturation, theoretical saturation, or information redundancy. At the same time, the sample should not be so large that it is difficult to undertake a deep, case-oriented analysis...

... research specific to the construction industry. Findings Two key barriers are identified: a general focus on individual leadership qualities, rather than leadership as an activity; the problems with qualitative research methodologies in general, and grounded theory specifically. Originality/value...