sentences:  His father was a close friend of Thomas Jefferson; his mother was Jefferson's sister; his elder brothers Peter Carr (who served in the Virginia General Assembly) and Samuel Carr received posthumous notoriety as possible fathers of Sally Hemings's children.Jefferson took an active role in the guiding and educating his fatherless nephew, as would his friend James Madison while Jefferson was pursuing diplomatic duties in France.The younger Carr attended Hampden-Sydney College from 1786 to 1789 and returned home to study law with William Wirt, who was just one year older.