PCJ is run by researchers for researchers and is funded by public research institutions via the not-for-profit and non-commercial Peer Community In (PCI) organisation. PCJ publishes articles open access, which is both free for authors and readers. Articles are published as a result of first peer-review and then recommendation by one of the thematic Peer Communities In (see current thematic PCIs).

PCJ publishes articles dealing with all fields of evolutionary biology, ecology, zoology, neuroscience, paleontology, animal science, archaeology, genomics, mathematical and computational biology, network Science, forest and wood science, biotic interactions, ecotoxicology and environmental chemistry. It also publishes articles based on registered reports dealing with all physical sciences, life sciences, social sciences, and humanities.

Full instructions on how to submit your preprint are available on the PCI webpage for authors.