Organizations strongly in favor of OAP:
* The American Library Association (ALA): In 2012, the ALA passed a resolution strongly supporting OAP. The resolution states that "OAP is a necessary condition for the advancement of scholarship and the public good."
* The Association of Research Libraries (ARL): The ARL has a long history of support for OAP. In 2015, the ARL released a statement of principles on OAP that affirmed its commitment to "the principle of open access as the default means of scholarly publishing."
* The American Association for the Advancement of Science (AAAS): The AAAS is one of the largest scientific societies in the world. In 2016, the AAAS adopted a position statement on OA scholarly communication that expressed strong support for OAP.
Organizations with mixed opinions on OAP:
* The National Institutes of Health (NIH): The NIH is the largest public funder of biomedical research in the world. In 2008, the NIH issued a policy requiring its grantees to deposit their peer-reviewed publications in PubMed Central, a free online database of biomedical research articles. However, the NIH has not yet adopted a formal policy on OAP.
* The Wellcome Trust: The Wellcome Trust is the UK's largest non-governmental funder of biomedical research. In 2015, the Wellcome Trust released a policy on open access that requires its grantees to deposit their peer-reviewed publications in an OA repository. However, the Wellcome Trust does not require its grantees to make their publications immediately OA.
* The Howard Hughes Medical Institute (HHMI): The HHMI is a non-profit medical research organization. In 2016, the HHMI released a policy on open access that requires its grantees to deposit their peer-reviewed publications in PubMed Central. However, the HHMI does not require its grantees to make their publications immediately OA.
Organizations opposed to OAP:
* The Association of American Publishers (AAP): The AAP is the trade association for the U.S. book publishing industry. The AAP has been opposed to OAP since its inception. The AAP argues that OAP will undermine the traditional subscription-based publishing model and lead to a decline in the quality of scholarly research.
* The American Medical Association (AMA): The AMA is a professional association for physicians. The AMA has expressed concerns that OAP will make it more difficult for physicians to access scholarly research and lead to a decline in the quality of medical care.
* The American Psychological Association (APA): The APA is a professional association for psychologists. The APA has expressed concerns that OAP will make it more difficult for psychologists to publish their research and lead to a decline in the quality of psychological research.
