Acharya Chanakya, also known as Kautilya or Vishnugupta, was a prominent Indian teacher, philosopher, economist, jurist, and royal advisor. He is widely recognized for his key role in the establishment and expansion of the Mauryan Empire, serving as the chief advisor to both Chandragupta Maurya and his son Bindusara. Chanakya is renowned for authoring the Arthashastra, a treatise on statecraft, military strategy, and economic policy, considered a foundational text in political science and economics.