The health emergency caused by COVID19 has questioned most of the operating methods of our hospitals, work flows, clinical-care pathways, relationships among operators and between operators and patients. Many of these organizational issues can be read and interpreted through the lens of human factors, ergonomics and safety culture. The Centre for Clinical Risk Management and Patient Safety (Centre GRC) and the network of risk managers of the Tuscany Region therefore tried to give concrete answers to the rapid transformation that many of the care services had to undergo and to the consequent request for sudden adaptation of the working methods of operators to the new organizational structures. Cognitive support tools for front-line operators in the COVID19 emergency