Letícia Giestas was born in Portugal and since she was little, she has always been passionate about natural sciences. She received a degree in Biochemistry from the University of Lisbon (UL) and a PhD from the New University of Lisbon (UNL). For several years she worked in scientific research in the field of biosensors. Letícia moved to Enschede with her family looking to provide an international experience for her children. She has joined IST to teach Biology in the IB Diploma Program.