Leadership 2050:Critical Challenges, Key Contexts, and Emerging Trends;Creative Social Change:Leadership for a Healthy World; Grassroots Leadership and the Arts For Social Change; Breaking the Zero-Sum Game:Transforming Societies Through Inclusive Leadership; Global and Culturally Diverse Leaders and Leadership:New Dimensions and Challenges for Business, Education and Society; Evolving Leadership for Collective Wellbeing:Lessons for Implementing the United Nations Sustainable Development Goals; Leadership and Power in International Development:Navigating the Intersections of Gender, Culture, Context, and Sustainability; Peace, Reconciliation and Social Justice Leadership in the 21st Century:The Role of Leaders and Followers