Strengthening the commitment to opening research, IOP Publishing (IOPP) has agreed to a three-year unlimited open publishing agreement with the Big Ten Academic Alliance (BTAA) consortium in the United States (US). Beginning January 2023, the agreement enables affiliated researchers to publish unlimited Open Access (OA) papers at no cost to them. . . . During the agreement, authors affiliated with Big Ten Academic Alliance institutions will be able to make their research openly accessible to the global community immediately after publication while retaining their copyright.