TY - JOUR AU - Aslanzadeh, Hasan AU - Moradi, Masoud AU - Mojtabazadeh, Mohammad TI - Designing and validating an innovative model of transformational leadership in secondary schools with a qualitative approach (Case study: Ardabil secondary schools) JO - Journal of Innovation and Creativity in Human Science VL - 11 IS - 4 SP - 1 EP - 24 PY - 2022 DO - ER -