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Libro incluido en Biblioteca Selecta Forum de Barcelona 2004 El nombre de Charles Darwin ocupa en la cultura contemporánea una situación singular. La teoría de la evolución a través de la selección natural, no sin dificultades, acabó por triunfar entre los biólogos. Desde su formulación inicial en El origen de las especies (1859) hasta nuestros días, la teoría ha pasado por numerosas reformulaciones, que la han convertido en un esquema de explicación capaz de enlazar las investigaciones en el campo de la teoría de la herencia con la del desarrollo del sistema nervioso pasando por los orígenes del hombre, el medio natural (ecología) y el comportamiento animal (etología). La significación revolucionaria que El origen de las especies y el pensamiento de Darwin han tenido y tienen para el modelo de ciencia en general, se puede ilustrar con un ejemplo. Mientras un botánico del siglo XIX presentaría, abstrayendo la flor de la oscura maraña de sus raíces terrenas y el pegajoso sexo de sus estigmas, la simetría de sus pétalos como prueba de la existencia de una divinidad modelo de amor y espíritu puro, la perspectiva abierta por Darwin establecería que la flor era esencial en el ciclo reproductivo de la planta, cuya forma había sido desarrollada como una respuesta particular a las preferencias sexuales y a las proporciones anatómicas de los insectos encargados de transportar el polen y fecundarlas. La obra de Darwin, no obstante su triunfo entre los medios científicos, despertó la oposición en la sociedad de su tiempo. Las extrapolaciones de la teoría de la selección natural -entre ellas, la más conocida y perniciosa, el darwinismo social - a los fenómenos sociales empezaron a producirse en vida del propio Darwin y el debate, desde entonces, no ha cesado de reproducirse, afectando a los campos de la ética y la política, la economía
CHARLES DARWIN
El naturalista inglés Charles Darwin estudió medicina en la Universidad de Edimburgo y biología en la Universidad de Cambridge. De 1831 a 1836 realizó un viaje por América del Sur y las islas del Pacífico a bordo del Beagle. Sus descubrimientos zoológicos y geológicos a partir de esta exploración constituyeron la base de sus teorías de la evolución. Además de El origen de las especies (1859), escribió otras muchas obras de gran relevancia, como Variación de las plantas ylos animales en estado doméstico (1868) y El origen del hombre y de la selección en relación al sexo (1871).
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