Full Professor in Endocrine Physiology at Federal University of Rio de Janeiro. She has been elected the President of the Latin American Thyroid Society, the President of the Brazilian Thyroid Department of the Brazilian Endocrine Society, a member of the editorial board of Endocrinology and was the past Director of Carlos Chagas Filho Institute of Biophysics. Her research focuses on thyroid gland physiology and pathophysiology. A graduate of the Federal University of Rio de Janeiro where she earned a M.D. in medicine in 1987, an M.Sc. in biophysics in 1989, and a Ph.D. in sciences in 1994. She was a postdoctoral fellow in thyroid biochemistry in Paris (Thyroid Unity at Bicetre Hospital, INSERM) in 1995, and in thyroid molecular biology in Naples (Università Federico II) in 2006 .