Vertex-wise surface maps (sampled on FreeSurfer fsaverage) for SNP-based heritability estimates and significance (-log10 p-values) of cortical thickness, sulcal depth, curvature, and surface area measures constructed by MEGHA (Massively Expedited Genome-wide Heritability Analysis).

Reference:
Ge T, Nichols TE, Lee PH, Holmes AJ, Roffman JL, Buckner RL, Sabuncu MR, Smoller JW. Massively Expedited Genome-wide Heritability Analysis (MEGHA), Proceedings of the National Academy of Sciences, 112(8), 2479-2484.

Software:
http://scholar.harvard.edu/tge/software/megha