Deputy Executive Secretary Menardo Guevarra replaces former Justice Secretary Vitaliano Aguirre. Guevarra inherits a position that has had its recent controversies and triumphs. Being already within the Palace since before the duterte administration may allow him a sense of institutional memory that can aid the President's justice agenda.
To those who do not know him, the Ateneo de Manila Law School where he teaches has this profile of him on its website (https://ateneo.edu/aps/law/faculty/guevarra-menardo-i)
"Menardo I. Guevarra took up graduate studies in Economics at the University of the Philippines after obtaining his A.B. degree, Major in Political Science, from Ateneo de Manila in 1974. He worked as staff economist at the National Economic and Development Authority and the Bangko Sentral ng Pilipinas, and took up law in the evening at the Ateneo. He placed second in the 1985 Bar examinations. His first job as a lawyer was with the technical staff of the 1986 Constitutional Commission. He later joined a well-known law firm in Makati and formed his own law partnership in 1990. Until April 2015 Atty. Guevarra was in-active private law practice and faculty member of the Ateneo School of Law. He returned to government service through his appointment as Member of the 2010 Philippine Truth Commission, Deputy Executive Secretary for legal affairs at the Office of the President in May 2015, and Commissioner, Philippine Competition Commission, in Febuary 2016. "