Manuel Codorniu y Ferreras (1 June 1788 – 18 July 1857) was a Spanish military physician, educator and publisher who served in the Senate (1841–1843) and in the Constituent Cortes (1854–1856) of his native country.During his lifetime, he headed several medical and political publications —including El Sol, an influential masonic newspaper that actively opposed Mexican Emperor AgustĂn de Iturbide in the 1820s— and started an education program in Mexico based on the works of Joseph Lancaster.