Ester Caffarel-Salvador is a postdoctoral associate at the laboratory of Prof. Robert Langer at Massachusetts Institute of Technology (USA). She is working on a project which focuses on the development of oral drug delivery devices for the administration of peptides. Ester’s background is in Biotechnology and Biochemistry from the Autonomous University of Barcelona (Spain) and University of Milan (Italy). In 2014, she received her Ph.D. from Queen’s University Belfast (UK), where her research focused on the development of hydrogel-forming microneedles for transdermal therapeutic drug monitoring as an alternative to blood extraction. Then, Ester became a postdoctoral fellow and collaborated with world leading pharmaceutical companies in developing microneedles for transdermal delivery of various active pharmaceutic ingredients. Her current research interest lies in the oral delivery of biologics and she is very enthusiastic about working with the other members of the Young Scientists Committee. Ester is a very active person, she enjoys travelling, sailing and building human towers.