Serajul Alam Khan

Nizam Mohammad Serajul Alam Khan, commonly known as Serajul Alam Khan, also called as Dada, Dadabhai and by his initials SAK, was a Bangladeshi politician, political analyst, philosopher and writer who spearheaded the Bangladesh liberation movement under the leadership of Sheikh Mujibur Rahman but also became one of the controlling forces of political polarization in post-independence Bangladesh.