Maldonado attended the Academy of Fine Arts of Rome and the Academy of San Giacomo.
Since 1993 he is a member of the Australian Academy of Science (1988) and the Australian Academy of Technical Sciences and Engineering (1996).
He was selected to the European Academy of Sociology in 2009 and the Norwegian Academy of Science and Letters in 2011.
He studied at the Academy of Fine Arts, Munich, and the Academy of Arts, Berlin.
He became a member of the Prussian Academy of Sciences in 1938 and the Bavarian Academy of Sciences in 1953.
Proceedings of the Academy of the Academy of Natural Science of Philadelphia.
He was a member of the Romanian Academy and correspondent member of the French Academy.
She was a corresponding member of the Danish Academy of the Sciences and the British Academy.
He was elected to the Chinese Academy of Sciences in 1955, and the Chinese Academy of Engineering in 1994.
After the Uprising of 1831, the University was closed leaving only two Academies - the Academy of Medicine-Surgery and the Theological Academy.