Father Bernas is the Firm's Of Counsel. He is currently Dean Emeritus of the Ateneo De Manila University School of Law. He is a professorial lecturer in Constitutional Law and Public International Law in the said university.
He obtained his Bachelor of Laws Degree from the Ateneo De Manila University School of Law in 1962 and his Master of Laws and Doctor of Juridical Science from New York University in 1965.
A noted scholar and authority on Constitutional Law, Father Bernas was one of the drafters of the 1987 Constitution. His extensive writings on the subject, containing the deliberations and debates on the various provisions, are frequently cited in law books and Supreme Court decisions.
Father Bernas has published various legal articles, papers, and lectures and has authored the following publications:
- A Historical and Juridical Study of the Philippine Bill of Rights, Ateneo University Press, 1971
- The 1973 Philippine Constitution: Notes and Cases Part 1, Rex Bookstore, 1974
- Constitutional Rights and Duties, Vol. I, Rex Bookstore, 1974
- Constitutional Structure and Powers of Government, Vol. II Rex Bookstore, 1974
- The 1973 Philippine Constitution: Notes and Cases, Part I, The Structure and Powers of Government, Rex Bookstore, 1975
- The 1973 Philippine Constitution: A Reviewer-Primer, Rex Bookstore, 1975
- Dismantling the Dictatorship, Ateneo University Press, 1988
- The Constitution of the Republic of the Philippines, 1987: An Annotated Text, Rex Bookstore 1987
- The 1987 Philippine Constitution: A Commentary, Rex Bookstore, 1987, 1997
- Constitutional Structure and Powers of Government: Notes and Cases, Rex Bookstore, 1991, 1997, 2005
- Constitutional Rights and Social Demands: Notes and Cases, Rex Bookstore, 1991, 1996, 2005
- The 1987 Constitution of the Philippines: A Reviewer: Primer, Rex Bookstore, 1992, 1997, 2004, 2008 Supplement
- The 1987 Constitution of the Republic of the Philippines: A Commentary, Rex Bookstore 2009
- The Philippine Constitution: Ladies, Gentlemen, and Others, 2007
- A Living Constitution: The Cory Aquino Presidency
- A Living Constitution: The Ramos Presidency
- A Living Constitution: The Abbreviated Estrada Presidency
- A Living Constitution: The Troubled Arroyo Presidency
- Introduction to Public International Law 2009
Father Bernas was invited by the Supreme Court as amicus curiae in the following cases, particularly on the following issues:
- People of the Philippines v. Pedro Malabago (2 December 1996), on the constitutional aspects of Republic Act No. 7659, otherwise known as the Death Penalty Law, as amended.
- Manila Prince Hotel v. Government Service Insurance System (3 February 1997), on the propriety of the exercise of police power over the country's artistic and historic wealth.
- Ernesto B. Francisco, Jr. v. Nagmamalasakit ng mga Manananggol ng mga Manggagawang Pilipino, Inc., on the justiceability of a second impeachment complaint against Chief Justice Hilario G. Davide, Jr.
- Jeanette C. Tecson and Felix E. Desiderio, Jr. v. Commission on Elections (3 March 2004), on the applicability of the principle of jus sanguinis to illegitimate children.
Father Bernas is also a noted columnist of the Philippine Daily Inquirer.