React is a book by Rosa María Artal published in Spain in 2011 by Aguilar, which compiles articles by José Luis Sampedro, Baltasar Garzón, Federico Mayor Zaragoza, Javier Pérez de Albéniz, Javier López Facal, Carlos Martínez Alonso, Ignacio Escolar, Rosa María Artal, Àngels Martínez Castells, Juan Torres Lopez and Lourdes Lucia.