; and (5) by striking subsection (f) and inserting the following: (f) Teacher leader development program (1) In general A teacher leader development program carried out with a grant awarded under this section shall involve the professional development of teachers, as described in paragraph (2), who maintain their roles as classroom teachers and who also carry out formalized leadership responsibilities to increase the academic achievement of students and promote data-driven instructional practices that address the demonstrated needs at the elementary schools and secondary schools in which the teachers are employed, such as— (A) development of curriculum and curricular resources; (B) facilitating the work of committees and teams; (C) family and community engagement; (D) school discipline and culture; (E) peer observations and coaching; or (F) dual enrollment instruction. (2) Professional development The professional development of teachers in a teacher leader development program carried out with a grant awarded under this section shall include— (A) one year of professional development, training, and support that may— (i) include— (I) the engagement of teachers in rigorous coursework and fieldwork relevant to their role as a teacher leader, including available teacher leader standards; and (II) regular observations and professional support from— (aa) a principal, vice principal, or a designated instructional leader of the school; (bb) a representative from the institution of higher education that is a partner in the eligible partnership; (cc) a representative from another entity that is a partner in the eligible partnership; and (dd) another member of the teacher leader cohort, if applicable, or a peer teacher; and (ii) result in the awarding of a credential in teacher leadership