Fast folding and slow unfolding of a resurrected Precambrian protein.

representation of the proximity and social interactions of different members of a hypothetical community. Jon M. Jachimowicz et al. studied how trust in one’s community influenced the long-term decisions of low-income individuals. Using archival data and laboratory studies that included more than 6,000 participants, the authors found that low-income individuals with higher levels of community trust made fewer shortsighted decisions. A subsequent 2-year, 1,447-person study designed to increase community trust in rural Bangladesh revealed that individuals in treated communities had higher levels of community trust and made fewer shortsighted decisions than individuals in control communities. See the article by Jachimowicz et al. on pages 5401–5406. Image courtesy of Shazzad Khan (artist). From the Cover