Cancellation of the ProQuest DDA Service – Impacts on Acquisition and Services in Academic Libraries

SUMMARY: The text presents the results of a questionnaire survey conducted by the Electronic Information Resources Working Group, a part of the Association of Libraries of Czech Universities. The purpose of the research was to map the impact of the can- cellation of the Demand-Driven Acquisition (DDA) service on the ProQuest platform on acquisitions and services, especially those of Czech university libraries. The text describes the current form of this acquisition method, its added value, and the alter natives that university libraries are considering after its cancellation in June 2026. The text also includes the views on this issue gathered through a questionnaire survey of several foreign libraries.

KEYWORDS: DDA, Demand-Driven Acquisition, e-books, e-book acquisition, ProQuest, collection development and organization, acquisition source

Mgr. Lucie Panchártek Suchá / Univerzita Karlova (Charles University), Ústřední knihovna, Ovocný trh 560/5, 116 36 Praha 1

Mgr. Martina Drabantová / Vysoké učení technické v Brně (Brno University of Technology), Ústřední knihovna, Antonínská 548/1, 602 00 Brno

PhDr. Radka Římanová, Ph.D. / Univerzita Karlova (Charles University), Ústřední knihovna, Ovocný trh 560/5, 116 36 Praha 1