Dulanaka joined the LKI in July 2023.
Dulanaka is currently reading for the Masters of Arts in International Relations at the University of Colombo. Dulanaka obtained his Bachelor of Arts Honours degree from the University of Sri Jayewardenepura with a Second Class Upper Division. He also holds a Postgraduate Diploma in International Relations from the Bandaranaike Centre for International Studies. His dissertation focused on Justifications of Territorial Annexations in the Post World War I Internationalist World Order: Case Study of the Annexation of Goa and Crimea.
Before joining the LKI Dulanaka worked as an Assistant Lecturer at the University of Sri Jayewardenepura. He has also completed an internship at the Bandaranaike Research Hub of the Bandaranaike Centre for International Studies.