William graduated magna cum laude from the Faculty of Social and Political Science, Universitas Pelita Harapan (UPH), Karawaci, in 2012. While pursuing his Bachelor degree, he undertook internships as a Reporter at TEMPO Magazine (2010) and as an Editor at Yayasan Pustaka Obor Indonesia (2011). He actively wrote articles for campus magazine and once represented UPH at Pemilihan Mahasiswa Berprestasi Tingkat Kopertis III. For his achievement, he was awarded Outstanding Freshman of the Year in the 3rd Annual UPH Award.
Prior to joining ISD, he worked as a Media Communication Officer at PT SMART Tbk., one of the largest integrated palm-based consumer companies in Indonesia. He traveled around Indonesia to meet local community from each plantation area and delivered messages from the headquarter. In order to sharpen his skills, the company sent him to participate in Humanistic Journalism Training in Hualien, Taiwan. He was also experienced as Copy Writer and Marketing Communication for several independent projects afterwards.
William has passion in writing; he is an author of two published books entitled Pesan dari Murid untuk Guru (Yayasan Obor Indonesia, 2007) and Tiga Tahun dari Sekarang (Feliz Books, 2013), which mainly discuss about improvement in education sector in Indonesia. One of his biggest milestones as an author is to be invited by the Frankfurt Book Fair 2013 Committee to join the Einladung Programm.