Proof, the leading identity authorization network, today announced that Ian Macallister has joined the company as EVP of Strategy and Business Development. Macallister brings decades of experience bringing together legacy financial systems and emerging fintech to support Proof’s mission of embedding high-assurance, legally verifiable identity across the financial ecosystem. Macallister most recently served in senior leadership roles at Plaid, Unit21, and Early Warning (Zelle), where he spearheaded partnerships and product strategy at the intersection of...