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Ustedes están leyendo este texto como si fuera lo más natural del mundo. Todos damos por hecho que un conjunto de marcas, líneas y espacios sobre el papel significan algo
y tendemos a olvidar que el acto de leer es una auténtica hazaña. Más asombroso resulta si consideramos que leemos usando un cerebro que evolucionó mucho tiempo antes de que se inventara la escritura, y lo hizo para fines completamente diferentes. Stanislas Dehaene, uno de los líderes mundiales en neurociencia cognitiva, desentraña esta inquietante paradoja y nos enseña cómo nuestro cerebro de primates logra traducir esos signos llamados letras en lenguaje. Recorriendo los últimos descubrimientos de la psicología de la lectura y los más sorprendentes hallazgos de las neurociencias, Dehaene responde con absoluta maestría a las preguntas centrales sobre esta deslumbrante habilidad humana: ¿Cómo es posible que un invento cultural reciente se haya instalado con tanta naturalidad en nuestro cerebro? ¿Qué operaciones realizamos para convertir un conjunto de trazos aprehendidos por nuestro sistema visual en conceptos y sonidos? ¿Son estas operaciones universales o dependen de la lengua, el alfabeto o la cultura? ¿Cómo hacen los niños, o más bien sus cerebros, para aprender a leer? ¿Da igual qué sistema de enseñanza se utilice? ¿Qué es la dislexia y cuáles son sus causas? ¿Es posible superarla? El cerebro lector es un relato a la vez fascinante y riguroso en el que tanto simples curiosos como especialistas en el tema encontrarán todo lo que hoy se sabe sobre lo que ustedes están haciendo en este preciso momento: leer.