James Wannerton is an individual who experiences a unique sensory connection where the sound of words is associated with specific taste sensations. For example, he perceives the name of his former girlfriend as tasting like rhubarb.

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A neurological phenomenon where sensory stimuli are perceived through multiple modalities. For example, visual stimuli may also be perceived through taste.

Synesthesia

* Phineas Gage 
* Henry Molaison (H.M.)
* John Nash
* Clive Wearing
* James Wannerton

Influential Case Studies in Brain Function and Behavior

Spielman, R. M., Jenkins, W. J., & Lovett, M. D. (2020, April 22). Psychology (2nd ed.). OpenStax. https://openstax.org/books/psychology-2e/pages/1-introduction

OpenStax Psychology (2nd ed.) Textbook

James Wannerton

Phineas Gage, a 25-year-old railroad foreman in 1848, is one of the most renowned cases in neuroscience. He suffered a severe brain injury when an explosion drove a tamping iron through his face and skull, damaging his frontal lobe. Miraculously, Gage survived the accident, remaining conscious and able to walk and speak immediately after. However, in the following months, he underwent a profound personality transformation. Previously known as a well-mannered man, he began to exhibit strange and inappropriate behavior. This shift in personality is attributed to a loss of impulse control, a key function managed by the frontal lobe.

Phineas Gage

John Nash was a brilliant mathematician, Nobel Prize winner, and the subject of the 2001 movie A Beautiful Mind. During his time as a professor at MIT, he began to hear voices, grew suspicious of those around him, and believed the New York Times contained coded messages from extraterrestrial beings meant for him. These experiences led to a diagnosis of schizophrenia and admission to a state-run mental institution.

Case Study of John Nash

Clive Wearing was a highly skilled musician who suffered severe damage to his hippocampus due to an illness. As a direct consequence of this brain injury, he completely lost the capacity to encode and retain any new memories, illustrating the critical role of the hippocampus in memory formation.

Case Study of Clive Wearing

Henry Molaison (H.M.) is one of psychology's most famous case studies. In 1953, surgeons removed large sections of his hippocampus to treat severe epilepsy. While the surgery successfully stopped his seizures without affecting his IQ or personality, it left him with anterograde amnesia. His short-term memory remained intact, but he permanently lost the ability to transfer new information into long-term memory—a process known as consolidation. This case was crucial for memory research because it demonstrated a clear dissociation between short-term and long-term memory and highlighted the temporal lobes' essential role in memory consolidation.

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