Top, Regions showing greater cortical thickness in healthy older adults with high YoE compared with low YoE individuals. For anatomical reference, overlapping anatomical regions as delineated in the Desikan–Killiany atlas are shown (bottom). G, Gyrus; S, sulcus; trFp, transverse frontopolar; Fmg, fronto-marginal; Forb, frontal orbital (including H-shaped); G-rec, gyrus rectus; Fsuborb, frontal suborbital; supF, superior frontal.