George Barrell Emerson, an American educator, born in Kennebunk, York co., Maine, Sept. 12, 1797. He graduated at Harvard college in 1817, and soon after took charge of an academy in Lancaster, Mass. Between 1819 and 1821 he was the tutor in mathematics and natural philosophy in Harvard college, and in 1821 was chosen principal of the English high school for boys in Boston. In 1823 he opened a private school for girls in the same city, which he conducted till 1855, when he retired from professional life. He wrote the second part of the "School and Schoolmaster," of which the first part was written by Bishop Potter of Pennsylvania, and is the author of a number of lectures on education. He was for many years president of the Boston society of natural history, and was appointed by Gov. Everett chairman of the commissioners for the zoological and botanical survey of Massachusetts. He has published a "Report on the Trees and Shrubs growing naturally in the Forests of Massachusetts " (Boston, 1846), and a "Manual of Agriculture " (1861).