Prof. Christian Kroll, PhD is a professor of sustainability, international thought-leader, and much-cited expert. He advises companies and governments worldwide on sustainability and ESG, for example as External Advisor to Bain & Company. He was honoured as a Young Global Leader by the World Economic Forum for his achievements. He authored scientific publications in leading outlets spanning several disciplines. Prof. Kroll lectures on sustainable finance, ESG, circular economy, and CSR at IU International University of Applied Sciences (the largest in Germany), and previously taught classes at the London School of Economics and Political Science, where he also gained his PhD. He is the inventor of the first measurement tool for the UN Sustainable Development Goals, as well as the founding Scientific Director of the SDG Index & Dashboards. His research has featured in national and international media such as CNN, BBC World News, Harvard Business Review, Washington Post, Le Monde, Die Zeit, ARD, Spiegel Online among others.