João Fernando Marcolan is Nurse. Master in Psychiatric Nursing. Ph.D. in Nursing. Post-doctorate in Public Health. Associate professor and researcher of the Postgraduate Program in Nursing at the Federal University of São Paulo/São Paulo/Brazil. Experience in care and teaching in mental health nursing. Acting in a psychiatric emergency, outpatient, and inpatient care in mental health. Researcher on the topics of depression, suicidal behavior, the mental health of nursing professionals, and mental health public policies. Supervised a master's research on mental suffering and illness of nurses in the intensive care unit of a university hospital during the COVID-19 pandemic.