Minister for Education, Mr Ong Ye Kung, officially launched the 50th anniversary commemorative book of ISEAS – Yusof Ishak Institute (ISEAS) entitled, “LIGHT ON A HILL: THE ISEAS – YUSOF ISHAK INSTITUTE STORY 1968-2018”, on 30 November 2018 at an event attended by more than 100 guests from academia, government, diplomatic community, private sector and media.