Justice Lucas P. Bersamin was serving as Court of Appeals Associate Justice since March 2003 when he was appointed to the Supreme Court.

Prior to his CA post, he was the Presiding Judge of the Quezon City Regional Trial Court, Branch 96. He had engaged in private legal practice before he was appointed as RTC judge in November 1986.

He was the recipient of the Chief Justice Jose Abad Santos Award (Outstanding RTC Judge for 2002) during the 11th Judicial Excellence Awards (JEA). In the 2000 JEA, he bagged the Best Decision in Civil Law and Best Decision in Criminal Law awards, an unprecedented achievement that has yet to be duplicated.

He finished his law studies at the University of the East in 1973. He placed ninth in the Bar Examinations given that same year with an average of 86.3%. He is a fellow at the Commonwealth Judicial Education Institute in Dalhousie University in Halifax, Canada.

In 2006, he was recognized as one of 60 Most Outstanding Alumni Awardees during Diamond Jubilee Awards. He was Outstanding Alumnus in the Judiciary in 2001. In 1991, he was cited as Outstanding Alumnus in Government Service, Judiciary and Outstanding Alumnus in the Field of Law by the UE Alumni Association, Inc.