About CenTax
CenTax is led by Dr Arun Advani (Warwick) and Dr Andy Summers (LSE). Building on their influential track record of joint research in tax policy, focusing on evaluation and design of taxes affecting top earners and the wealthy, CenTax aims to generate rigorous quantitative evidence on tax at the top, develop targeted and feasible reforms, and communicate findings transparently to policy, media and civil society stakeholders.
The Centre for the Analysis of Taxation
The Centre for the Analysis of Taxation (CenTax) is a new centre dedicated to advancing knowledge and understanding of taxation, and making the evidence-informed case for reform to policymakers and the public.
Directors
Dr Arun Advani
Dr Andy Summers
Research Staff
Jeanne Bomare
Senior Research Economist
Camilla Skovbo Christensen
senior research economist
Dr Sebastian Gazmuri-Barker
Senior Legal Analyst
Sebastian is currently working on tax policy on top earners and the wealthy. Prior to joining CenTax, he completed a PhD in Law at the London School of Economics, researching tax systems in developing countries. He also holds an LL.M. from the LSE and previously worked in tax advisory.
James Forrester
research economist
Johnathan Inkley
Research Economist
Andrew Lonsdale
Research Economist
Andrew’s work at CenTax focuses on the revenue and distributional impacts of reforms to Capital Gains Tax, using administrative microdata. He holds an MSc in Economics from the Paris School of Economics as well as degrees from the London School of Economics and McMaster University. He previously worked as an intern at the OECD’s Centre for Tax Policy and Administration.
Sanaya Mahajan
research economist
Sanaya Mahajan’s research at CenTax involves tax policy analysis surrounding high income individuals, using administrative data. Sanaya holds an MSc in Economics from the London School of Economics and Political Science (LSE) and a BSc in Economics from Singapore Management University (SMU).
Violetta Van Veen
Research Economist
After a BSc in Economics in the University of Bologna and a MSc in Economics in the Paris School of Economics (PSE), Violetta worked as a research intern in PSE and the OECD. Violetta’s research at CenTax focuses on real responses to taxation of high incomes, using administrative data and quasi-experimental methods.
Research Fellows
David Burgherr
Research Fellow
David is a PhD Student in Economics at the University of Zurich. Before starting the PhD, he worked as a research assistant at the LSE. He studies issues of taxation, inequality, and pension policy, typically involving the analysis of large administrative datasets.
Dr Arnaud Dyèvre
Senior Research Fellow
Arnaud is a postdoctoral fellow at MIT, currently working on growth, innovation and firm heterogeneity. He completed his PhD in Economics from LSE in 2024. His work at the Centre investigates the determinants of firm growth and the impact of migration in the UK.
He will join the department of Economics at HEC Paris in September 2025 as an Assistant Professor of Economics.
Cesar Poux
Research Fellow
Funding
CenTax is supported by core funding from the abrdn Financial Fairness Trust and Thirty Percy. We receive institutional support from London School of Economics & Political Science (LSE) and University of Warwick. Research outputs of the Centre have been supported by grants from the Economic & Social Research Council, Nuffield Foundation, Founders Pledge and Open Philanthropy
The Centre for the Analysis of Taxation (CenTax) is a new centre dedicated to advancing knowledge and understanding of taxation, and making the evidence-informed case for reform to policymakers and the public. CenTax is led by Dr Arun Advani (Warwick) and Dr Andy Summers (LSE). CenTax is supported by core funding from the abrdn Financial Fairness Trust and Thirty Percy.