The document summarizes Renaissance sculpture in 3 periods - Early Renaissance from 1400-1500 featuring artists like Ghiberti and Donatello who developed realism and classical styles. The High Renaissance from 1500-1525 saw Michelangelo's masterpieces like Pieta and David reach the peak of balance and restraint. The Late Renaissance from 1525-1600 introduced mannerism with elongated limbs and complex poses by Giambologna and a relaxing of classicism.