Aditya W. Tumakaka, S.H. is a graduate of the Faculty of Law, Atmajaya Catholic University Jakarta (2010) majoring on International Law. During his university years, he actively involves in academic and organizational activies such as being a speaker in comparative study held between Atmajaya and Padjajaran concerning space law, and elected as president of Atmajaya Mootcourt Guild (2008-2009). 

As per his involvement in mooting (court simulation) activities, he has participated in numerous mootcourt competitions both in international and national level, inter alia Phillip C. Jessup International Law Mootcourt Competition for twice, where he gained 5th position as national oralist, Manfred Lach Space Law Mootcourt Competition 2010 representing Atmjaya and Indonesia in Sydney, Australia, Asia Cup International Law Mootcourt Competition (2009&2010) acting as a coach and a team member.

Apart from the above mentioned activities he also involves in campus politic such as being a member of Student Representatives “Transition” (BPM Transisi) who re-establish the new Senate and Student Representatives. 

He is able to learn fast and adapt with new environments. He can work on a team and has ability to work under pressure with high performance in reaching the objective. Being a successful person and still able to contribute something to the society are his objectives in life.