The MR image is a map of the distribution of the MR signal, and by manipulating the timing of the RF pulses and the delays before detecting the signal MRI is a sensitive tool for detecting subtle changes in brain anatomy. However, mapping brain structure is not the same as mapping brain function.
John Adams was seen and identified as an early leader in the Continental Congress by his peers, and his influence greatly aided the formation of the Declaration of Independence and the cause of separation from Great Britain.
Writing with the benefit of hindsight in 1818, John Adams, one of the central figures in the American Revolution, recalled that Americans were committed to independence in their hearts long before war broke out in America in 1775.