mamata banerjee () (born 5 january 1955) is the current chief minister of the indian state of west bengal. she is the first woman chief minister of the state. she is also the founder and chairperson of the trinamool congress. mamata banerjee is also the minister for home, health and family welfare, land and land reforms, information and cultural affairs, hill affairs, minority affairs and madrassah education, agriculture, power and personnel and administrative reforms departments. she is a good orator. her followers call her "didi" (meaning the elder sister).