Disputation

Date	15 July 2026, 10:00
Doctoral student	Christopher Loreck
Department	Socioeconomics
Location	Universität Hamburg Von-Melle-Park 9 20145 Hamburg Room A215
Title of the dissertation	Digital Technology Adoption in Complex Systems: Standards, Platforms, and Governance
Examination board	Chair: Prof. Dr. Rick Vogel First examiner: Prof. Dr. Sebastian Späth Second examiner: Prof. Dr. Jan Christof Recker

Disputation

Date	15 July 2026, 14:45
Doctoral student	Jan Opper
Department	Social Sciences
Location	Universität Hamburg Von-Melle-Park 9 20145 Hamburg Room B528
Title of the dissertation	Securing a Risky Future: Co-Constructing Technology and Security in Emerging Biotechnologies
Examination board	First examiner: Prof. Dr. Ursula Schröder Second examiner: Prof. Dr. Ingrid Schneider

Disputation

Date	17 July 2026, 16:00
Doctoral student	Tetiana Neuschmidt
Department	Social Sciences
Location	Universität Hamburg Von-Melle-Park 9 20145 Hamburg Room A215
Title of the dissertation	Comparative Analysis of Modern Oligarchic Tendencies: A Study of Secondary Literature on Oligarchy in the Democratic Western and Post-Soviet Eastern Societies
Examination board	First examiner: Prof. Dr. Sighard Neckel Second examiner: Prof. Dr. Katharina Zimmermann

Disputation

Date	18 July 2026, 8:00
Doctoral student	Ernst-Kenji Heinrich Alexander
Department	Socioeconomics
Location	Universität Hamburg Rentzelstraße 7 20145 Hamburg Room 106
Title of the dissertation	Corporate ESG in an Evolving Institutional Field. Evidence from Accounting and Management
Examination board	Chair: Prof. Dr. Alexander Bassen First examiner: Prof. Dr. Kerstin Lopatta Second examiner: Prof. Dr. Anke Müßig Third examiner: Prof. Dr. Timo Busch