The research investigated how principals in Israel's Jewish and Arab school systems perceive and practice their role in promoting equitable education to bridge socio-economic and pedagogic gaps. It asked how Jewish and Arab principals understand the concept of social justice and what they do in order to promote social justice reality in their schools. Semi-structured interviews were conducted with 10 Arab and Jewish principals. Analysis of interviews indicated that Israeli education policy perpetuates ethnic and social gaps. The principals reported different personal trajectories that shaped their perceptions of social and described strategies used to promote social justice.