Editorial Expression of Concern: Animal personality aligns task specialization and task proficiency in a spider society

ECOLOGY PNAS is publishing an Editorial Expression of Concern regarding the following article: “Animal personality aligns task specialization and task proficiency in a spider society,” by Colin M. Wright, C. Tate Holbrook, and Jonathan N. Pruitt, which was first published June 16, 2014; 10.1073/pnas.1400850111 (Proc. Natl. Acad. Sci. U.S.A. 111, 9533–9537). The editors wish to alert readers of an ongoing investigation by McMaster University into the underlying data of this work. We will await the conclusion of the investigation to determine whether further action is required.