Regina Célia da Silva Barros Allil was born in Rio de Janeiro, Brazil. She received her B.Sc. degree in electronic engineering from the Faculdade Nuno Lisboa, Rio de Janeiro, in 1988, and her M.Sc. degree from the Biomedical Engineering Program, Federal University of Rio de Janeiro (UFRJ), in 2004. Her D.Sc. degree was obtained from the Electronic Engineering Program, Instrumentation and Photonics Laboratory (LIF) at UFRJ, in 2010. She is currently a researcher with the Brazilian Army Technological Center (CTEx), Rio de Janeiro. In 2006, she joined the LIF team as a Research Assistant, where she supervises students and coordinates projects, particularly the Bacteriosensor Project into the development of a rapid biosensor for Escherichia coli detection, based on the immunocapture effect of a POF nanosensor. She has a “Cientista de Nosso Estado” scholarship by FAPERJ and recently wrote two books on optical fiber sensors, published by CRC Press and SPIE.