Josepha obtained a Bachelor’s degree in biology from the University of Versailles Saint-Quentin-en-Yvelines (France) in 2014. She received her Master of Science in Biochemistry from the University of Montreal (Canada) in 2018 and her Ph.D. from the University of Paris Saclay (France) in December 2021. She joined the Morrissey lab as a Postdoctoral Research Fellow in 2022.