Biophysical Journal brings the best research to the biophysics community while promising scientific excellence, integrity, and transparency. The journal spans a wide range of subjects and disciplines that provide quantitative insight into fundamental problems at the molecular, cellular, systems, and whole-organism levels. Published 24 times a year in two volumes, the Biophysical Journal is free online to members of the Society (print and institutional subscriptions are available for a fee through the BPS store).