1. Management, Universitas Airlangga, Surabaya, Indonesia
2. Management, The Chinese University of Hong Kong, Shatin, Hong Kong
3. Management, Universitas Padjadjaran, Bandung, Indonesia
4. Public Policy and Management, Universitas Gadjah Mada, Yogyakarta, Indonesia
5. Management, Bandung Institute of Technology, Bandung, Indonesia
6. Postgraduate School, Bogor Agricultural University, Bogor, Indonesia