What a Newly Translated Medieval Ledger Reveals About the Origins of Sleep Deprivation
On May 7, 2026, a multidisciplinary coalition of chronobiologists and medieval historians from the University of Leuven and the Max Planck Institute for Geoanthropology published the complete translation of the Mechelen Textile Guild Ledger. Kept by a succession of Flemish guildmasters between 143 ...