Nature Index 2019 Collaboration and Big Science

Connections prove resilient as researchers circumvent geopolitical obstacles.

Despite government tensions, collaboration between the United States and China remains strong.

Research is a global game, yet even for top collaborators, the closest partners are mainly local.

Uncertainty about the United Kingdom’s role in EU science is damaging research networks.

Large teams can produce more impactful work, but organizing a paper produced by many can be a major challenge.

Practical tips for effective interdisciplinary collaborations.

A description of the terminology and methodology used in this supplement, and a guide to the functionality available free online at nature.com/nature-index/.

Shanghai’s open-door policies and diverse government initiatives have promoted the synergistic growth of scientific research, education and engineering. This rapidly expanding innovation hub continues to attract ambitious projects, leading talent, and generous investment from around the world.

Thanks to significant investment and support of the city government, ShanghaiTech University has accelerated the growth of its global research network and elite talent pool.