collaborators

5 papers

cs.DL2026

Estimating global article processing charges paid to 14 publishers for open access between 2019 and 2025

Lisa Matthias, Eric Schares, Juan Pablo Alperin +4

This study presents estimates of the global expenditure on article processing charges (APCs) paid to 14 publishers for open access (OA) between 2019 and 2025. APCs are charged for…

cs.DL2026

A dataset of article processing charges from 14 scholarly publishers, 2019-2025

Lisa Matthias, Diego Chavarro, Eric Schares +8

This paper introduces a dataset of APCs produced from the price lists of 14 large scholarly publishers between 2019 and 2025. APC price lists were downloaded from publisher website…

cs.DL2026

Diamond Fractures: Tracing Journal Transitions Away from Diamond Open Access

Lisa Matthias, Juan Pablo Alperin, Mikael Laakso

While much attention has been paid to journals transitioning toward Diamond Open Access (OA), comparatively little is known about those moving in the opposite direction. We introdu…

cs.DL2026

When Editors Revolt: Characterizing Journal Declarations of Independence

Saskia van Walsum, Lisa Matthias, Juan Pablo Alperin +1

When editorial boards resign from their journals and publishers and declare their independence, two competing journals can result: the original journal under a new editorial board…

cs.DL2020

Open is not forever: a study of vanished open access journals

Mikael Laakso, Lisa Matthias, Najko Jahn

The preservation of the scholarly record has been a point of concern since the beginning of knowledge production. With print publications, the responsibility rested primarily with…