Dr. Eng. Abdul Rajab received a bachelor’s degree from Hasanuddin University, Makassar, Indonesia, in 1996, a master’s degree from the Bandung Institute of Technology, Bandung, Indonesia, in 2001, and a doctor degree from Kyushu Institute of Technology, Kitakyushu, Japan, in 2017. He is a lecturer and researcher at Electrical Engineering Department, Universitas Andalas, Indonesia. His research interests are the application of environmentally friendly insulating liquids in high voltage electrical apparatus, and condition monitoring and diagnosis of high voltage electrical apparatus.