Alfonso is a social anthropologist with over 30 years of experience in the culture sector, focusing on policy formulation and evaluation and cultural statistics and indicators. He has recently acted as Regional Expert for the implementation of the UNESCO Culture|2030 Indicators in Costa Rica and Mexico. As an independent consultant for international organizations such as UNESCO, the Organization of American States, the Organization of Ibero-American States and the Inter-American Development Bank, he has coordinated regional projects in Latin America and the Caribbean and national projects in Mexico, Costa Rica, Ecuador, Jamaica, Peru and Mozambique. He has led workshops in Latin America and the Caribbean, East Asia, Africa, Europe, and the Persian Gulf. He provided expertise to the Inter-American Development Bank for the development of the Cultural Information System of the Americas, with the participation of 26 countries (). He led the Task Force that reviewed the 2009 UNESCO Framework for Culture Statistics. Most recently, Alfonso contributed as international expert to the elaboration of a regulatory framework to protect and promote indigenous media outlets in Mexico.