Housing, [114], [129], [132], [140]

Hospitals, [53], [66], [88], [90], [135], [140]

Human nature, [93], [94]

Hyperactivity of imagination, [46]

Hyper-suggestibility, [44]

Hypnosis, [45]

I

Imagination, [31], [37], [46], [114]

Imitation, [15], [63], [67], [77], [142], [145]

Imitation, conditions affecting rate of, [77]