Methods | Case Study Research : Design And

Robert K. Yin's Case Study Research: Design and Methods is widely regarded as a foundational text for conducting rigorous qualitative research. First published in 1984 and currently in its sixth edition (as Case Study Research and Applications ), the book provides a systematic framework for the entire research process, from initial design to final reporting.

Yin identifies five critical components that must be determined at the outset to ensure research quality: Case study research : design and methods

Yin distinguishes between single-case designs (used for unique or extreme cases) and multiple-case designs , which follow a "replication logic" to strengthen generalizability. Robert K

To defend against criticisms of lack of rigor, Yin offers four tests for quality: construct validity , internal validity , external validity , and reliability . Analytic and Reporting Strategies Yin identifies five critical components that must be

Typically "how" or "why" questions that explore contemporary phenomena within their real-life context.

Researchers are encouraged to use triangulation by drawing from six sources of evidence: documentation, archival records, interviews, direct observations, participant-observation, and physical artifacts.