Mr. Gunawan Widjaja is a multitalented person. He had a Bachelor in Pharmaceutical Science (BPharm), a Master of Public Health (MPH), and a Master of Hospital Administration (MHA) from the Postgraduate Study Faculty of Public Health, Universitas Indonesia. He also graduated from the Faculty of Law, obtained his LLM, and completed his Doctor of Philosophy (Ph.D.) from the same University. He also holds a Master in Management degree majoring in Finance. Currently, he teaches at the Postgraduate Study Faculty of Public Health Universitas Indonesia and Faculty of Law Universitas Pancasila. He has written about 50 books and many papers in national and international journals, including Scopus Indexed Journals, as well as reviewed them. He actively participated in many seminars, symposiums, and conferences; and also acts as an arbitrator in many International Arbitration centers such as SIAC, SHAC, and GIDI.