Jan Brancewicz, a Research Associate Scientist and Project Development Manager at Cellis, holds a master's in molecular biotechnology from the University of Warsaw. His diverse experience includes internships at the Francis Crick Institute, analyzing RNA–protein complexes linked to motor neuron disease, and the Center for Genomic Regulation, contributing to cellular aging research. From 2017 to 2020, he worked at the Institute of Biochemistry and Biophysics and the International Institute of Molecular and Cell Biology. As a team leader at a medical diagnostic laboratory from 2021 to 2022, Jan excelled in team management and project development. He is a recipient of Minister of National Education Awards for educational excellence and the Prime Minister's Scholarship for scientific advancement. Jan is an active science communicator, organizing neuroscience conferences and lecturing for the Polish Society of Naturalists. He is also involved with the Polish Association for Good Clinical Practice.