India, Nov. 1 -- Nishant Ranjan, Roshan Kishore and Abhishek Jha The first of this three-part series - it is based on a complete caste database of Bihar MLAs prepared by the first author of this story - looked at the overall caste composition of all 3,629 MLAs Bihar has had since 1962. This part of the series will look at how the caste composition of Bihar's MLA has changed over time. The third part of the series will look at the intersection of political parties and caste among Bihar's MLAs. Bihar's long-term caste representation story is of the rising share of BC MLAs at the cost of upper caste MLAs If one were to look at the social group-wise cumulative share in the pool of MLAs in Bihar over the years, a clear pattern can be seen: a ris...