Journal of Instrumentation 15(08), T08008 (1-228) (2020). doi:10.1088/1748-0221/15/08/T08008 Journal of Instrumentation Journal of Instrumentation, 15 (8) Weber, Michele; Ereditato, Antonio; Kreslo, Igor; Chen, Yifan; Sinclair, James Robert; Lorca Galindo, David (2020). Volume I. Introduction to DUNE. Journal of instrumentation, 15(08), T08008-T08008. Institute of Physics Publishing IOP 10.1088/1748-0221/15/08/T08008