Papatheochari Stavroula studied Environmental Science at the Aegean University of Mytilene island, where she graduated in 2004. She acquired her Master's degree (MSc) on Waste Management, in 2011 from the Hellenic Open University. Professionally, she is active in national and EU funded projects' management and implementation from 2007. Additionally, she is a certified adult trainer from the National Organisation for the Certification of Qualifications & Vocational Guidance. Since March 2015, she is an assistant project manager of two ESA projects at the Institute for Astronomy, Astrophysics, Space Applications and Remote Sensing of the National Observatory of Athens.