Marc F. M. Trypsteen is a Belgian pharmacist and astronomer, with a background in analytical chemistry and spectroscopy. He has lectured on astronomical spectroscopy at university, high schools, observatories and astronomy clubs. He is co-founder of the Astro Event Group Belgium and also of the Astropolis Space Science Center in Ostend, where, in addition to outreach activities, he is responsible for the section on spectroscopy education and research.