In this Nature article, three members of the Royal Society call for an advisory group and a network of international laboratories to lay the groundwork for nuclear disarmament and international collaboration. Scientific collaboration has already helped nuclear negotiations, say the authors. But now, the technology needed to support disarmament must be developed.

In this Science article, US-based scientists Kristin M. Lord and Vaughan C. Turekian argue that science diplomacy is critical to US efforts to build positive relationships with foreign societies. They outline roles for US scientists to play — from acting as goodwill ambassadors to collaborating with colleagues overseas. And they highlight the importance of nongovernmental scientific organisations as conduits to foreign societies.

Writing in Cell, Nina Fedoroff, science and technology advisor to the US Secretary of State, calls on all US scientists and engineers to build partnerships with developing countries and improve the economic and educational opportunities within these nations. Scientists have a pivotal role to play in decreasing the disparities between rich and poor, she says.