On the bridge hypothesis in the glass transition of freestanding polymer films Haggai Bonneau, Maxence Arutkin, Rainni Chen, James A. Forrest, Elie Raphaël and Thomas Salez Eur. Phys. J. E, 46 3 (2023) 8 Published online: 01 March 2023 DOI: 10.1140/epje/s10189-023-00272-z