Perspectives in Strategy: Mintzberg on the Influence of Ansoff, Strategic Change (April 2026) - In the history of strategic management thought, few intellectual rivalries have been as enduring, or as illuminating, as the dialogue between Igor Ansoff and Henry Mintzberg. One championed systematic planning, the other warned of its limitations. One codified strategy from practice, the other sought to reveal how it truly emerged in organizations. Together, they shaped a field still wrestling with their questions: Is strategy best designed from the top, or does it grow from the ground up?