Sonia Guillouët is a head nurse at the Nephrology Department of the University Hospital of Caen. She worked at first a few years as nurse and then as head nurse in various intensive care units at the University Hospital Pitié Salpétrière of Paris. With Thierry Lobbedez, she invest in research and obtain a Master’s degree of epidemiology and methodology in clinical search. At present, her field of interest is the impact of center effect and their characteristics on management of Peritoneal Dialysis Patients. Convinced that nursing research has to exist, she also has to acculturate and accompany these professionals in the research approach.