TY - JOUR T1 - Evidence-based care system design – part 2. Systems ­within systems JF - Future Healthcare Journal JO - Future Healthc J SP - 3 LP - 3 DO - 10.7861/futurehosp.6-1-3 VL - 6 IS - 1 AU - John Dean Y1 - 2019/02/01 UR - http://www.rcpjournals.org/content/6/1/3.abstract N2 - In the previous edition of Future Healthcare Journal, there was a ­focus on using a systems engineering approach to healthcare design and improvement.1 Review articles highlighted the development of this approach in healthcare, with both concept translation into a framework, the approach in patient safety, training requirements, and application in international settings. In this edition we get down to more of the ‘brass tacks’ with a number of very concrete ­examples of applying a systems approach to care redesign.Commonly changes and innovations in healthcare delivery are based on ‘a good idea’, or perceived best practice that may have a varying level of evidence to support it, or are pragmatic because of a pressing need. Evaluation is key, but not easy, particularly as by its very … ER -