Psephology is the scientific analysis of political elections based on the statistics. Psephology uses compilations of precinct voting records for elections of some previous years, public opinion polls, campaign finance information and similar statistical data Based on this data the Psephologist infers about the outcome of the public opinion manifested in the form of elections. The sphere of study includes patterns of voting, swings in votes; number of votes polled or percentage of total votes polled translating into the number of seats in the legislature. How much percent swing in the votes may lead to change in the government, what have been the traditional seats for any party or any candidate etc. In this way, the role of a Psephologist is very important for a vibrant democracy.