Juliette Garczynski is trained as a philosopher and is a PhD candidate in philosophy of biology at the Institute of Global Health (ASU-GHI). She is affiliated with the doctoral school Complexity of Life (ED 515), the Laboratory of Computational, Quantitative, and Synthetic Biology (UMR 7238) at Sorbonne University, and the Institute for the History and Philosophy of Science and Technology (UMR 8590) at Paris 1 Panthéon-Sorbonne.

Her thesis focuses on the construction of the concept of biosocial age, within a transdisciplinary approach bridging biology and philosophy, examining the evolution of aging.