Dolores Mumelaš obtained a BA degree in Croatian Language and Literature at the University of Juraj Dobrila in Pula in 2011 and an MA in Librarianship and Museology and Heritage Management at the Faculty of Humanities and Social Sciences, University of Zagreb, in 2014.

She has been employed at the National and University Library in Zagreb since 2016 and she works in the Official Publications Collection. She is also working as a subject expert at the reference service Ask a librarian- thematic search. She has been performing tasks of the European Documentation Center NSK since 2018 and the same year she became an active member of the Zagreb Library Association.

Since 2022 she has been a project member of the international Erasmus+ project CeOS_SE, led by LIBER: “Citizen-enhanced open science in Southeastern Europe Higher Education hubs”. She is the author of several peer-reviewed professional papers, online exhibitions, and thematic collections. She has presented at national and international professional and scientific meetings, and she also conducts citizen science activities. Dolores is an educator in the webinar “Citizen Science in Libraries” in the Training Centre for continuing the education of librarians in Croatia. Her areas of interest are official publications, open science, citizen science, information-referral services, sustainable development and the creation of services focused on the needs of users.