IMMUNOLOGY AND INFLAMMATION: Correction for "Functional role of T-cell receptor nanoclusters in signal initiation and antigen discrimination," by Sophie V. Pageon, Thibault Tabarin, Yui Yamamoto, Yuanqing Ma, John S. Bridgeman, André Cohnen, Carola Benzing, Yijun Gao, Michael D. Crowther, Katie Tungatt, Garry Dolton, Andrew K. Sewell, David A. Price, Oreste Acuto, Robert G. Parton, J. Justin Gooding, Jérémie Rossy, Jamie Rossjohn, and Katharina Gaus, which appeared in issue 37, September 13, 2016, of Proc Natl Acad Sci USA (113:E5454-5463; first published August 29, 2016; 10.1073/pnas.1607436113). The authors note that Philip R. Nicovich should be added to the author list between Yuanqing Ma and John S. Bridgeman. Philip R. Nicovich should be credited with contributing new reagents/analytic tools. The corrected author line, affiliation line, and author contributions appear below. The online version has been corrected.