In this issue of Critical Care Clinics, guest editor Dr. Hannah Wunsch brings her considerable expertise to the topic of History of Critical Care Medicine. The term "e;Critical Care Medicine was first introduced in the 1950s at the University of Southern California-making 2023 the 70th anniversary of this subspecialty. This issue provides a fascinating look at important aspects of the history of the field, which originated with the concept that immediately life-endangered patients, the critically ill and injured, may have substantially better chances of survival if provided with professionally advanced minute-to-minute objective measurements.Contains 10 practice-oriented topics including early pediatric ICU care; mechanical ventilation: negative to positive and back again; airway management over the last 100 years; critical care nursing from the 1950s to the 2020s; from strict bedrest to early mobilization: a history of physiotherapy in the ICU; visiting hours and the changing place of family in the ICU; and more.