“The idea behind phrenology is that the brain is divided into certain parts, each part with a specific purpose. Within these parts are smaller areas that control certain functions that determine your personality.” He made smaller crosshatch marks within the sections. “So, for example, in a particularly brave person the part of the brain that handles courage would be overdeveloped. That section would be larger than others, pressing against the skull and reshaping it to create a subtle bump there. The theory is that a person trained in phrenology—as I am—would be able to feel the bumps and
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