Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Pius Msekwa - Pius Msekwa (born 9 June 1935) was the Speaker of the National Assembly of Tanzania from 1994 to 2005. He chaired the CPA Executive Committee from 1999 to 2002. He later became vice-chairman of the ruling party Chama Cha Mapinduzi.
Office Holder