Please answer the following question: Edmond de Selys Longchamps - Baron Michel Edmond de Selys Longchamps (25 May 1813 - 11 December 1900) was a Belgian liberal politician and scientist.Selys-Longchamps was regarded as the world's greatest authority on dragonflies and damselflies. His wealth and influence enabled him to amass one of the finest collections of neuropteroid insects and to describe many species from around the world. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
A:
Office Holder