PhD Students

As part of the DFG Research Training Group, the PhD students complete a dissertation on the topic of "Quality of Healthcare" with a focus on business or economics.

PhD Students

Stefanos Boudouroglou-Walter

Doctoral topic: The role of Patient Reported Outcomes Measures in trust and information assymmetries in patient -physician relationships

Supervision: Prof. Dr. Matthias Augustin & Prof. Dr. Tom Stargardt

Lea Bullenkamp

Doctoral topic: Cooperation between health care providers and its impact on quality of care - An analysis of social networks

Research stay: GATE Institute, Lyon, France (03-05/2025)

Supervision: Prof. Dr. Mathias Kifmann & Prof. Dr. Johanna Kokot

Sophia Cordes

Doctoral topic: Cooperation between health care providers and its impact on quality of care - An analysis of social networks

Research stay: Harvard T.H. Chan School of Public Health, USA (10-12/2025)

Supervision: Prof. Dr. Tom Stargardt & Prof. Dr. Jonas Schreyögg

Julia von Hanxleden

Doctoral topic: Payer incentives and quality of health care

Research stay: Kyoto University, Japan (03-06/2025)

Supervision: Prof. Dr. Johanna Kokot & Prof. Dr. Mathias Kifmann

Julius Herzig

Doctoral topic: Causal Machine Learning with Applications in Health Care

Research stay: University of California, San Diego, USA (09-12/2025)

Supervision: Prof. Dr. Martin Spindler & Prof. Dr. Tom Stargardt

Malin Hüllemann

Doctoral topic: Strengthening the role of patient preferences in choosing health care providers: Relevance and appropriateness of quality indicators for supporting patients' choice of hospital

Research stay: University St. Gallen, Switzerland (09/2025)

Supervision: Prof. Dr. Hans-Helmut König & Prof. Dr. Johanna Kokot

Benedikt Langenberg

Doctoral topic: Impact of provider behaviour on the quality of health care

Research stay: Macquarie University, Sydney, Australia (02-05/2025)

Supervision: Prof. Dr. Jonas Schreyögg & Prof. Dr. Mathias Kifmann

Lara Lenz

Doctoral topic: Preferences of adults with mental illnesses in outpatient care

Research stay: University of British Columbia, Vancouver, Canada (04-07/2026)

Supervision: Prof. Dr. André Hajek & PD Dr. Christine Blome

Isadora Mathevet

Doctoral topic: Impact of patient characteristics on the quality of health care ‎ ‎ ‎ ‎

Research stay: KU Leuven, Belgium (02/2025)

Supervision: Prof. Dr. Iris Kesternich & Prof. Dr. Mathias Kifmann

Michael Möller

Doctoral topic: Estimating Heterogeneous Treatment Effects with Real-World Health Data using Machine Learning ‎

Supervision: Prof. Dr. Eva Wild & Prof. Dr. Jonas Schreyögg

Janice Schönfeld

Doctoral topic: Essays in health insurer-induced quality of care for the poor and vulnerable

Research stay: Haskayne School of Business, University of Calgary, Canada (09-11/2025)

Supervision: Prof. Dr. Petra Steinorth & Prof. Dr. Mathias Kifmann

Patrica Vester

Doctoral topic: Stigmatization of people with ME/CFS by healthcare providers

Supervision: PD Dr. Christine Blome & Prof. Dr. Jonas Schreyögg

Publikationen:

Burden of Disease in Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (ME/CFS): A Scoping Review

Associates

Jan Berendsen

Doctoral topic: Essays in Empirical Health Economics and Labor Economics

Supervision: Prof. Dr. Iris Kesternich & Prof. Dr. Biliana Yontcheva

Carolin Brinkmann

Doctoral topic: Essays on Health Economic Evaluation, Wellbeing and Willingness to Pay Measurement

Research stay: Erasmus University Rotterdam (08-10/2024)

Supervision: Prof. Dr. Tom Stargardt & Prof. Dr. Jonas Schreyögg

Publications:
From Health to Wellbeing: Toward a Monetary Valuation of a Wellbeing-Adjusted Life Year

Does timing matter? The role of health information shocks in measuring willingness to pay

Cost-utility analysis of 177Lu-PSMA-617 radioligand therapy in second-line and third-line treatment for metastatic castration-resistant prostate cancer (mCRPC) in Germany

Lasse Falk

Doctoral topic: Essays in Empirical Health Economic Policies

Supervision: Prof. Dr. Jonas Schreyögg & Prof. Dr. Eva Wild

Publications:
Public Perceptions Of COVID-19 Lockdown Policies In Europe: Socioeconomic Status And Trust Were Factors

Beke Hester

Doctoral topic: Development and validation of a comprehensive electronic PROM to evaluate patient needs and benefits in people with chronic lymphocytic leukemia

Research stay: School of Medicine, University of Sheffield (10/2025)

Supervision: PD Dr. Christine Blome & Prof. Dr. André Hajek

Publications:
Development of a modular patient-reported outcome and experience measure on patient needs and benefits in CLL (PBI-CLL)