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From left to right: Guillermo Cortés, Rafael Garrido, Youdong Hu, Nicholas Watkins, Jeffrey D. Scargle, Sandra Chapman, Lourdes Verdes-Montenegro, Javier Pascual, Juan Carlos Suárez, Sebastiano de Franciscis, Samuel Johnson, Rubén García-Benito, Maltide Fernández, Miguel Ángel Muñoz and Enrique Pérez.