Four principles (IMAGE) University of Kansas Caption The authors advocate four main principles for fieldwork to promote “equity, reciprocity, access, benefit-sharing and safety." Credit Ramírez-Castañeda, et al. Usage Restrictions None License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.