Webthe mile was developed by the micu's ac group, which includes 13 clinical nurse experts whose key job responsibilities encompass educating staff, preceptoring, mentoring, and. Webwe developed a conceptual framework to describe resident stages of development on their journey to become a trusted team member within the micu community of practice,. Webthe icu and micu are both critical care units, but they have some significant differences. Both units require a high level of nursing skills, but the icu might be the.