Radiology was at the center of the coronavirus disease 2019 (COVID-19) pandemic throughout 2020 and, in many ways, the outbreak turned the industry on its head. In the “Lessons from a Pandemic” eBook, Diagnostic Imaging explores what experts have learned nationwide about providing necessary care for hospitalized patients while keeping outpatients and their staff safe. In addition, this issue includes other insights from leading providers on new developments in mammography, CT, and ultrasound, as well as product highlights that are impacting patient care.