In 1939, Liévano Aguirre studied Philosophy and Letters at the Colegio Mayor de San Bartolomé and went on to receive a degree in law at the Pontificia Universidad Javeriana, graduating in 1944.
In 1939, Liévano Aguirre studied Philosophy and Letters at the Colegio Mayor de San Bartolomé and later earned a law degree from the Pontificia Universidad Javeriana, graduating in 1944.