 He was a member of all of the various triumvirates that governed the colony between October 12, 1524 and May 23, 1525, in the absence of Cortés.He was a native of Segovia, Spain (according to Bartolomé de Las Casas) or of Olmedo, Spain (according to Francisco Calcagno).He graduated from the University of Salamanca, where he was said to have studied twenty years.