<p>In the first article in this series, the methodological characteristics of grounded theory were examined (McCann and Clark 2003a). In the second article, a critique was presented of the methodology, with particular reference to the approaches of Glaser, and Strauss and Corbin (McCann and Clark 2003b). In this, the final article in the series, Terence McCann and Eileen Clark illustrate how to apply the methodology to nursing research using the example of McCann’s Australian study (McCann and Baker 2001) of how community mental health nurses promote wellness with clients who are experiencing an early episode of psychotic illness</p>