Catherine Chronaki is a computer engineer, president (2020-2022) of the European Federation for Medical Informatics, Secretary General HL7 Foundation. Catherine has played a key role within National and European digital health projects. Author of 100+ research papers, she has served as Associate Editor IEEE TITB, and on major eHealth conferences. Catherine served on the HL7 International Board of Directors (2008-2012), the eCardiology WG, European Society of Cardiology (2012-2015), and the eHealth Stakeholders group of the European Commission (2013-2022). She was coordinator of the Trillium Bridge and Trillium II on projects advancing adoption of international patient summary standards and eStandards that delivered a standardization roadmap for large scale eHealth deployment in Europe. She is involved in the FHIR4Health project contributing to the certification roadmap from HL7 FHIR perspective. In the x-eHealth project she leads the work on Communities of Practice for the European EHR Exchange format.