Sergio Cobos Arco was born at Loja-Granada-Spain,he studied History at Valencia University (Midle Ages ) and his travels around the world were known,Argelia, France ,England,Russia,Italy,..He begun to study José Argüelles (Valum Votan) mayans Matematiclas and traslate into Spanish "Cosmic History Cronicles" free,and he knew the authors personally and finally (Rio Grande do Sul) Brazil were he already lives with his wife Patricia Rios Brandi