transcranial alternating current stimulation (tACS), 160–161
transcranial direct current stimulation (tDCS), 159–160
transcranial magnetic stimulation (TMS), 158–159
traumatic brain injury, 62–63, 103
twin studies, 41Bouchard’s Minnesota study, 50
common genes for brain structure and intelligence, 126–131
dizygotic (fraternal) twins, 46
Dutch twin study, 51, 52
effect of age at intelligence testing, 50–51
genetic contribution to intelligence, 50
heritability of general intelligence, 50–51
heritability of the g-factor, 54–55
monozygotic (identical) twins, 46
neuroimaging and molecular genetics studies, 132
role of genetics in intelligence, 46–50
Sir Cyril Burt, 46–50
US military IQ score cutoff for recruits, 20
Val66Met gene polymorphism, 62–63, 132
voxel-based morphometry (VBM), 85–89
voxels, 82–83
Watson (IBM computer), 4, 11
Watson, John B., 37
Wechsler Adult Intelligence Scale (WAIS), 13–15
Wechsler Intelligence Scale for Children (WISC), 15
white matter fractional anisotropy (FA) studies, 128–130
MRI techniques, 90–91
Wilshire, Steven, 3
Wilson, Edward O., 25
X-ray imaging of the brain, 69
Zuckerberg, Mark, 28
The Neuroscience of Intelligence Page 35