Lean ImpactPRAISE FOR LEAN IMPACT "Ann Mei shines a light on our need for better solutions that can reach far greater scale. Her compelling book, Lean Impact, shows how this can be achieved by bringing together the best practices, resources, and expertise across business, nonprofits, and government. It will change the way you think about social impact." Henrietta Holsman Fore, Executive Director, UNICEF "Nonprofit leaders are all too often bombarded with for