Too often, argues this report from the Southern Regional Education Board, finding qualified school principals is more a matter of chance than deliberate policies. To cultivate successful principals, the report recommends that states and districts redesign training programs; choose people with real potential to enter them; ensure that they receive full licenses only after demonstrating job performance; provide alternative certification programs that will broaden the field of good candidates; and offer support for school leadership teams that have a collective impact on student achievement.