Publications – Overview


DeBronkart D. Open Access as a Revolution: Knowledge Alters Power. J Med Internet Res 2019;21(12):e16368. DOI: 10.2196/16368. PMID: 31825321

O`Donnell S, Lewis D, Marchante Fernández M, Wäldchen M, Cleal B, Skinner T, Raile K, Tappe A, Ubben T, Willaing I, Hauck B, Wolf S, Braune K. Evidence on User-Led Innovation in Diabetes Technology (The OPEN Project): Protocol for a Mixed Methods Study. JMIR Res Protoc 2019;8(11):e15368. DOI: 10.2196/15368. PMID: 31742563

Braune K, O´Donnell S, Cleal B, Lewis D, Tappe A, Willaing I, Hauck B, Raile K. Real-World Use of Do-It-Yourself Artificial Pancreas Systems in Children and Adolescents With Type 1 Diabetes: Online Survey and Analysis of Self-Reported Clinial Outsomes. JMIR Mhealth Uhealth 2019;7(7):e14087. DOI: 10.2196/14087PMID: 31364599


Lewis D. History and Perspective on DIY Closed Looping. J Diabetes Sci Technol. 2018 Oct 22. PMID: 30348013

Litchman ML, Lewis D, Kelly LA, Gee PM. Twitter Analysis of #OpenAPS DIY Artificial Pancreas Technology Use Suggests Improved A1C and Quality of Life. J Diabetes Sci Technol. 2018 Sep 10. PMID: 30198751

Barnard KD, Ziegler R, Klonoff D, Braune K, Petersen B, Rendtschmidt T, Finian D, Kowalski A, Heinemann L (2018) Open Source Closed Loop Insulin Delivery Systems: A Clash of Cultures or Merging of Diverse Approaches? J Diabetes Sci Technol.Aug 6:1932296818792577. PMID: 30079769

Lewis D. Setting Expectations for Successful Artificial Pancreas/Hybrid Closed Loop/Automated Insulin Delivery Adoption. J Diabetes Sci Technol. 2018 Mar;12(2):533-534. PMID: 28918653

Lewis DM, Swain RS, Donner TW. Improvements in A1C and time-in-range in DIY closed-loop (OpenAPS) users. Diabetes. 2018;67(suppl1). Available at:
Lewis DM, Leibrand S, Street TJ & Phatak SS. Detecting Insulin Sensitivity Changes for Individuals with Type 1 Diabetes. Diabetes. 2018;67(suppl 1). Available at:


Lewis D, Leibrand S; #OpenAPS Community. Real-World Use of Open Source Artificial Pancreas Systems. J Diabetes Sci Technol. 2016 Nov 1;10(6):1411. PMID: 27510442

Lewis DM, Leibrand S. Automatic Estimation of Basals, ISF, and Carb Ratio for Sensor-Augmented Pump and Hybrid Closed-Loop Therapy. Diabetes. 2016;65(suppl 1).