%0 Article %A Ramírez Cleves, Gonzalo A. %I Universidad Externado de Colombia %D 2008 %T Reformas a la Constitución de 1991 y su control de constitucionalidad: entre democracia y demagogia %U http://dialnet.unirioja.es/servlet/oaiart?codigo=3400221 %X The article resumes the constitutional reforms at the 91 Constitution in Colombia. It also explains the constitutional review of the reforms, making the difference between formal review and material review or constitutional review for lack of competence of the reformer organ, that the author named unconstitutionality for substitution. The author relates the topic of constitutional reform with the ancient Greeks categories of nomoi and psefismata as the way to difference democracy from demagogy.