Prof. Sally Thorne, RN, PhD, FAAN, FCAHS, FCAN, CM is Professor Emeritus of Nursing at the University of British Columbia, Canada where she has maintained a longstanding program of substantive research in the fields of chronic illness, cancer experience, and end-of-life care as well as scholarship in the fields of philosophy of science, including the epistemological basis of disciplinary knowledge development in the health fields, and the nature of evidence claims in a complex health policy environment. She is the author of an extensive body of applied qualitative methodological writing, including Interpretive Description (2008, Left Coast) and its second edition Interpretive Description: Qualitative Research for Applied Practice (2016, Routledge). She is Editor-in-Chief for Nursing Inquiry, a journal that publishes critical scholarship in nursing and health care. Prof. Thorne also serves on several other editorial and advisory boards, as well as consulting and speaking on matters relating to qualitative methods nationally and internationally.