 According to him, it is a model that does not fit reality.He proposed an alternative procedure to carry out this analysis, where he addresses the problem of inconsistency that could be generated in expert votes.He directed the first study of perception of science and technology that was carried out in Cuba, taking as a context the Guantanamo province where he resides, and stood out as a researcher in the first study of evaluation of sustainability in Cuba], in collaboration with several Cuban and Spanish universities.