What did Gazzaniga contribution to psychology?
What did Gazzaniga contribution to psychology?
Gazzaniga has been named a 2015 William James Fellow Award recipient for lifetime contributions to basic psychological science for his innovative experiments with split-brain patients, which revolutionized the understanding of human consciousness by showing that the brain’s two cerebral hemispheres undertake distinct …
What was Michael Gazzaniga theory?
Dr. Gazzaniga, 71, now a professor of psychology at the University of California, Santa Barbara, is best known for a dazzling series of studies that revealed the brain’s split personality, the division of labor between its left and right hemispheres.
What is the contribution of Michael Gazzaniga to the study of neuroplasticity?
Through his extensive work with split-brain patients, Gazzaniga has made important advances in the understanding of functional lateralization in the human brain and how the cerebral hemispheres communicate with one another.
What is Michael Gazzaniga in psychology?
Michael S. Gazzaniga (born December 12, 1939) is a professor of psychology at the University of California, Santa Barbara in the USA, where he heads the new SAGE Center for the Study of the Mind. He is one of the leading researchers in cognitive neuroscience, the study of the neural basis of mind.
What did Michael Gazzaniga research?
Research. Dr. Gazzaniga conducts research on how the brain enables mind and behavior. Special patient populations are used in a variety of methodologies including visual psychophysics, brain imaging and anatomy.
What did Michael Gazzaniga do with split-brain patients quizlet?
Michael Gazzaniga (1967) conducted individual case studies on split-brain patients, so called because each of them had his or her BLANK BLANK severed. Michael BLANK (1967) conducted individual case studies on split-brain patients, so called because each of them had his or her corpus callosum severed.
How did Gazzaniga get his subjects?
For his experiments, Gazzaniga selected subjects who had undergone a surgical transection of the right and left hemisphere, usually to stop the spread of seizures across the corpus callosum, the connecting link between the right and left sides of the brain.
What can split-brain patients do?
Split-brain patients also maintain motor skills that were learned before the onset of their condition and require both sides of the body; examples include walking, swimming, and biking. They can also learn new tasks that involve either parallel or mirrored movements of their fingers or hands.
How did Michael Gazzaniga discover the specialized functions of the brain’s left and right hemispheres?
When Gazzaniga and his colleagues flashed a picture in front of a patient’s right eye, the information was processed in the left side of the brain and the split-brain patient could easily describe the scene verbally.
What do split-brain patients see?
Perception appears to be more split, while responding remains largely unified. Whether a stimulus appears in the left or the right visual hemifield strongly impacts performance of split-brain patients. However, response type (left hand, right hand or verbally) seems to have a much smaller, or no effect at all.
Can split-brain patients speak?
Communication between the two sides is inhibited, so the patient cannot say out loud the name of that which the right side of the brain is seeing.
Can split-brain patients read?
But this is dramatically embodied in a split-brain patient, who may not be able to read aloud a word such as ‘pan’ when it’s presented to the right hemisphere, but can point to the appropriate drawing.