Head of the Institute of Finance at Warsaw School of Economics, Head of the Tax Department, Doctor habilitatus of Economic Sciences (2015), Doctor of Law Sciences (2004), Doctor of Economic Sciences (2001), Head of Postgraduate Studies on International Taxation, Head of Postgraduate Studies on Transfer Pricing and Tax Management, Member of the Program Council of Studies in Finance and Accounting, as well as in International Master Program in Management Accounting (from 2020); member of the Council for Tax Avoidance Matters (2020-2024); expert in the Tax Policy Department of the Ministry of Finance (2022-2024); Director in the Transfer Pricing and Valuation Department of the MoF (2020-2021), member of the State Examination Commission on Tax Advisory (2010-2018), member of the Consultative Council of Tax Law (2014-2018), tax advisor (1999), attorney at law (2009), partner at Rödl & Partner (2006-2018); management board member of the Polish Branch of the International Fiscal Association (2016-2019); member of the Disciplinary Court of the Masovian Branch of the National Chamber of Tax Advisers (2006-2017). Author or co-author of more than 150 reviewed scientific papers, in particular in the field of corporate taxation. Head of research projects, e.g. Tax on distributed profits (so-called „Estonian” CIT) as a target model of corporate income taxation in Poland (2023-2024), Strengthening the transfer pricing (TP) legal system against tax evasive behavior (2024).
