Working in depth
Roy Langmaid
The Langmaid Practice
Early experiences matter: my qualitative work (1970–1990)
I am conscious of having fought for many years to gain acceptance for qualitative methods as having both utility and validity. The validity was of a different type than that found in quantitative studies, where validity is often based on statistical formulae that confer robustness on results. Qualitative validity is more a face-validity derived from working to understand how products and services interacted with needs and the circumstances of people’s lives – but no less true nor valuable for that.
All through the 1970s and...