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Dr Kai Ruggeri | Director | is a senior researcher and lecturer at the University of Cambridge and directs the PRG as well as GRAPH in the Mailman School of Public Health at Columbia University. He completed his PhD at Queen's University, Belfast, focusing on statistical methods in social sciences. He is also Director of the Junior Researcher Programme in psychology, plus holds visiting positions at the HEC Paris (Qatar) and the University of Iceland. His work is on the translation of scientific evidence into economic policy that considers health and well-being as primary outcomes of interest. He is a Fellow at Corpus Christi College.


Ingeborg Farver-Vestergaard | Visiting Doctoral Student | is a PhD fellow at Aarhus University (Denmark). She has conducted a large, randomised controlled trial of psychotherapy in chronic obstructive pulmonary disease, also known as COPD. In Cambridge, she focuses on ways of communicating such healthcare-related research evidence to inform practice and policy. Moreover, she contributes to a PRG project exploring the impact of the economic crisis on health and well-being in Denmark.




Dr Tomas Folke | Research Fellow | recently completed his PhD on the role of subjective confidence in human decision making. He holds an undergraduate degree in Psychology from the University of York and an MSc in Social and Developmental Psychology from the University of Cambridge. He is working half time for the international NGO Ground Truth Solutions, to make humanitarian aid interventions more responsive to affected populations. He is interested in how statistical modelling can be used to improve real world outcomes.


William P. McClanahan III | PhD Student | completed his undergraduate studies at Roanoke College (USA) in Psychology and Criminal Justice. He recently completed MPhil research on how juvenile offenders face financial decision-making. He is a member of Clare Hall.


Hannes Jarke | Visiting Researcher | is completing his studies in psychology at the University of Vienna (Austria) on tax psychology. His interest is in assessment methods for understanding a variety of human behaviours related to financial choice, fiscal policy, and population health. He is serving as the Deputy Director for the Junior Researcher Programme




Matija Franklin | Graduate Student Researcher | is an MPhil student in Social and Developmental Psychology at the University of Cambridge and recently completed the Junior Researcher Programme. He is interested in decision-making, Nudge theory and how psychological evidence can be practically applied to increase the well-being of individuals and inform governments and companies. He has previously conducted and assisted in psychological research at the Petnica Science Center (Serbia) and the Cambridge Embodied Cognition and Emotion Laboratory.


Tamas Varkonyi | Graduate Student Researcher | did his undergraduate degree in Accounting and Finance at the University of Warwick (UK). With a slight twist, in Cambridge, his research focuses on what evidence driven management can learn from personality psychology, with the aim to improve the well-being and hence the performance of employees in the professional services sector.


Sophia Graeff-Buhl-Nielsen | Research Student | is completing her dissertation work on global mental health. Her research is looking at the best ways to measure mental health across languages and diverse populations.


Annalisa Robbiani | Visiting Researcher | is a research student visiting from the University of Padua (Italy). Her work in the lab is in support of the Nudging the nudgers projects, as well as contributing to multiple policy translation outputs.








Dr Igor Menezes is a professor at Lincoln University and affiliated researcher in The Psychometrics Centre at the University of Cambridge. He completed his PhD at Federal University of Bahia, Brazil, focusing on psychometrics and organisational psychology. He serves as a statistical advisor to the PRG and also brings a number of additional scientific and entrepreneurial interests.


Sanne Verra completed a bachelor in European Public Health at Maastricht University, including semesters at Flinders University and the University of Cambridge. She continued postgraduate study in Public Policy and Human Development at United Nations University, where she specialised in policy evaluation and social protection. Her past research includes projects on medical travel, occupational health policy, and patient safety. She currently works for the public health department of the municipality of The Hague, where she is conducting a Health Impact Assessment on the link between poverty and health. In addition, she is incorporating nudging in both policy and practice.


Dr Lena Verdeli is an Associate Professor of Clinical Psychology at Teachers College, Columbia University, and director of the Teachers College Global Mental Health Lab. In the past fifteen years she has played a key role in landmark studies involving adaptation, training, and testing of psychotherapy packages used by non-specialists in developing countries. She is currently a consultant with the WHO on global dissemination of psychosocial treatments and collaborates with the PRG on a study looking at mental health labour force globally.


Eduardo García Garzón | Psychometrician | completed his master studies in Methodology for Social and Health Sciences at the Universidad Autónoma de Madrid (Spain). He is passionate about psychometrics and statistics, with a focus on applications to positive psychology. He has been involved in the PRG as a statistical consultant, working on new approaches to identify trends in well-being trends within longitudinal studies. He has also been actively involved in the Junior Researcher Programme since 2013.


Ondřej Kácha | Affiliated Behavioural Researcher | completed his graduate studies at Masaryk University (Czech Republic). In the PRG, he focuses on the intertwining of behavioural economics and well-being. Spending part of his studies in Groningen and Cambridge, Ondrej acquired additional training in intervention design and translating research into policy. He has been engaged in several international and domestic endeavours to support professional development of psychology students, including holding a position of Senior Coordinator 2015-16 in the Junior Researcher Programme.


Jovana Gjorgijovska | Graduate Student Researcher | her undergraduate degree in Psychology at the University of St. Cyril and Methodius (Macedonia). In Cambridge, she focuses on the factors influencing socially disadvantaged groups in the process of making financially risky decisions.