Who among the following filed the Writ Petition that led to the famous verdict of the Supreme Court of India recognising the Right to Privacy as a Fundamental Right?

The writ petition that culminated in the landmark Supreme Court judgment of 24 August 2017 recognising the Right to Privacy as a Fundamental Right under Article 21 was filed by Justice K. S. Puttaswamy (Retd.), a retired judge of the Karnataka High Court, challenging the constitutional validity of Aadhaar. The case is famously known as Justice K. S. Puttaswamy (Retd.) v. Union of India.