; (iii) has demonstrated instructional leadership, including the ability to collect, analyze, and utilize data on evidence of student learning and evidence of classroom practice; (iv) has demonstrated proficiency in professionally recognized leadership standards, such as through— (I) a performance assessment; (II) completion of a residency program; or (III) other measures of leadership, as determined by the State; and (v) has demonstrated the ability to work with students who are culturally and linguistically diverse; (B) when used with respect to a teacher, means a teacher who— (i) has completed a teacher preparation program and is fully certified and licensed to teach by the State in which the teacher teaches; (ii) has demonstrated content knowledge in the subject or subjects the teacher teaches; (iii) has demonstrated the ability to work with students who are culturally and linguistically diverse; and (iv) has demonstrated teaching skills, such as through— (I) a teacher performance assessment; or (II) other measures of teaching skills, as determined by the State; and (C) when used with respect to any other educator not described in subparagraph (A) or (B), means an educator who has completed an appropriate preparation program and is fully certified or licensed by the State in which the educator is employed. ; (8) by inserting after paragraph (21), as redesignated by paragraph (2), the following: (22) Residency program The term residency program means a school-based educator preparation program in which a prospective teacher, principal, or other educator— (A) for 1 academic year, works alongside a mentor teacher, principal, or other educator who is the educator of record; (B) receives concurrent instruction during the year described in subparagraph (A) from the partner institution, which courses may be taught by local educational agency personnel or residency program faculty, in— (i) the teaching of the content area in which the teacher will become certified or licensed; (ii) pedagogical practices