ZQ13, English edition

In this issue: Our Material World: A Composition in Major and Minor Keys by Tom McKeag; Early Warning by Adelheid Fischer; Psychology, Nature and Innovation by Pete Foley; Portfolio by E. A. Seguy; Interviews with Rick Dove, Jeffrey M. Karp, and Björn Cederquist for Hammarby Sjöstad; Infographic Requiem for a Butterfly by Raul de Villafranca and Colin McDonald; Hypernatural (Blaine Brownell and Marc Swackhamer) review by R. Anway, A. Bernett, J. Dubon and C. Garvin.