Code saturation vs. meaning saturation: how many interviews are enough?

This paper provides empirical data on the parameters of reaching saturation.

Hennink, M., Kaiser, B. and Marconi, V. (2016) ‘Code saturation vs. meaning saturation: How many interviews are enough?’, Qualitative Health Research, 27(4):591–608

Planning and recruiting the sample for focus groups and in-depth interviews

This article describes recruitment for different qualitative methods.

McDougall and Fudge (2001) ‘Planning and recruiting the sample for focus groups and in-depth interviews’, Qualitative Health Research, 11(1), 117–126.

Internet recruitment and e-mail interviews in qualitative studies

This article highlights methodological and practical issues of recruiting participants via the internet.

Hamilton, R.J. and Bowers, B.J. (2006) ‘Internet recruitment and e-mail interviews in qualitative studies’, Qualitative Health Research, 16 (6): 821–35.