Technology Solutions for Collaboration in the Academic Research Community

about us

PSI is an independent third-party, which enables libraries, publishers and membership societies to work together securely and confidentially towards the common goals of facilitating legitimate access to scholarly content, eliminating subscription abuse, eradicating IP misuse, and combating cybercrime. 

PSI is the developer of both and

With  publishers and libraries can save time and streamline processes, eliminate errors, improve the reliability of usage metrics, and ensure the right content is accessible to the right users.


With publishers and libraries can join the community driven fight against cybercrime. Libraries can download the PSI block list from their profile page on The block list has been made available to academic libraries for FREE to help protect the academic community from cybercrime.

PSI is the brainchild of two veterans of the publishing world who hold over 40 years of STM publishing experience.


It was while working for major publishers that they recognised the extent of IP misuse and subscription abuse, the damage it was causing to the community as a whole, and the need to identify a viable means of addressing these issues.


Since then they have recognised the unique position that PSI finds itself in to encourage collaboration, communication and innovation among the various stakeholders of the academic library and publishing world for the benefit of the whole community.


PSI Metrics

Denials, views, downloads, turnaways - choose your metric!

Our Services

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Oxford, UK

+44 (0) 1865 849514

© 2020 by PSI IPV Ltd. 

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Image Acknowledgements:

Photos by: William Bout, 

Maarten Van der Heuvel, 

Joel Felipe

on UnSplash