Introduction Olinde Rodrigues and his times Towards a better understanding of Olinde Rodrigues and his circle: Family and faith in his life and career Euphrasie and Olinde Rodrigues: The 'woman question' within Saint-Simonism Rodrigues's early work in mathematics, 1813-1816 The 1839 paper on permutations: Its relation to the Rodrigues formula and further developments Olinde Rodrigues and combinatorics Olinde Rodrigues's paper of 1840 on a group of transformations After Rodrigues: From rotations to quaternions