6G Flagship is the world's first and leading 6G research, development, and innovation ecosystem coordinated by the University of Oulu, and appointed by the Academy of Finland, a governmental funding agency for high-quality scientific research. As 5G enters its deployment phase, 6G Flagship supports global industry in the 5G finalization through joint projects, trials and demonstrations. At the same time, 6G Flagship experts are already working on essential technology components and solutions needed in 6G. With this approach, 6G Flagship envisions a future society, which is data-driven and enabled by near instant, unlimited wireless connectivity. 6G Flagship invites a variety of stakeholders to join the 6G ecosystem and to collaborate in ambitious R&D initiatives towards 6G which aim at creating new business opportunities as well as implementing the United Nation’s Sustainability Development Goals and major societal challenges. In 2019-2021, 6G Flagship published the world’s first 6G White Papers. All 13 White Papers can be downloaded at 6gchannel.com.