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Ronnie Nielsen is Deloitte's NSE Tax Thought Leader and a strong champion of customer-centric, technology-enabled and systemic approaches to transforming tax administration processes and services. Ronnie has substantial experience from the Danish tax administration, the OECD and (as a contracted external expert) the IMF. Since 2007, he has advised senior management and worked hands-on with strategy implementation and business development initiatives. Among his main areas of expertise are tax administration organization, strategies and steering; compliance risk management; customer services, channel strategies and demand management; and the application of technology and behavioural insights in a tax administration context. Ronnie is an esteemed expert in international trends and best practices. He has participated in numerous international fora and working groups, visited revenue agencies in 25+ countries, and contributed to more than a dozen publications on tax administration issues and reform themes.