International Diabetes Closed Loop (iDCL) Trial: Research Site Training Protocol

Participation in this study will require 5 study visits over 2-4 weeks. * Visit 1: screening/enrollment visit to assess study eligibility. * Visit 2: continuous glucose monitor (CGM) training and initiation session based upon current or prior use of a CGM; if subject doesn't currently use a CGM, subject will be trained and may be asked to wear the CGM at home for 1 week. * Visit 3: subjects will be taught how to use the study insulin pump. * Visit 4: subjects will be trained on the use of inControl and wear it at home for 14 days. * Visit 5: subjects will return study equipment and to complete questionnaire.