The DTI Challenge datasets are anonymized neurosurgical cases presenting with a brain tumor near the motor cortex area.  If you're interested in joining the DTI Challenge Working Group and receiving feedback on your tractography reconstructions by the DTI Challenge jury composed of DTI experts and lead neurosurgeons in the field, please send a request for participation to Sonia Pujol, Ph.D. (spujol at

To reference the DTI Challenge project in a publication, please use the following citation: Pujol S, Wells W, Pierpaoli C, Brun C, Gee J, Cheng G, Vemuri B, Commowick O, Prima S, Stamm A, Goubran M, Khan A, Peters T, Neher P, Maier-Hein KH, Shi Y, Tristan-Vega A, Veni G, Whitaker R, Styner M, Westin CF, Gouttard S, Norton I, Chauvin L, Mamata H, Gerig G, Nabavi A, Golby A, Kikinis R. The DTI Challenge: Toward Standardized Evaluation of Diffusion Tensor Imaging Tractography for Neurosurgery. J Neuroimaging. 2015 Aug 11. doi: 10.1111/jon.12283