Dear Everyone, Happy new year from the organizing committee of the 4th International Workshop on Electron Probe Micro-analysis. Hopefully this year will bring you joy, happiness, progress on every aspect of your life. Please take a chance and learn about our workshop entitled: "Recent Developments and Applications in earth sciences of electron probe micro-analysis". It is a *fully* virtual workshop that will be offered in the period 27-30 March 2023. The workshop is on the use of the electron probe microanalyzer (EPMA) with particular emphasis on modern developments and geological applications. Will provide VALUABLE new knowledge for the undergraduate students, postgraduates, PhD, postdocs, senior scientists, and lab managers. Every participant will have the chance to learn the basics and more advanced aspects of electron probe microanalysis. *IMPORTANT*: All the participants will have access on the recorded material up to 2 weeks after the end of the workshop. For more details follow the link: https://sites.google.com/view/epmaathens2023 Register here: https://forms.gle/hzWD5BDdJnWc7xzC6 On behalf of the EPMA workshop committee, Best Regards. Baziotis Ioannis ---------------------------------------------------------------- Ioannis Baziotis ibaziotis@aua.gr Assistant Professor of Mineralogy and Petrology Laboratory of Mineralogy and Geology Agricultural University of Athens 75 Iera Odos St., Athens, 11855 Greece (+30)-210-529-4155; (+30)-6975967914 ----------------------------------------------------------------