Radiologists in the loop: the roles of radiologists in the development of AI applications.

Objectives: To examine the various roles of radiologists in different steps of developing artificial intelligence (AI) applications.

Materials And Methods: Through the case study of eight companies active in developing AI applications for radiology, in different regions (Europe, Asia, and North America), we conducted 17 semi-structured interviews and collected data from documents. Based on systematic thematic analysis, we identified various roles of radiologists.