Arop is an Agricultural Officer and Team Leader of the IPPC’s Integration and Support Team. His team coordinates meetings of the IPPC governing bodies, communication and advocacy, information management and partnerships. Arop has more than three decades’ experience as an academic, researcher, agriculture professional and international civil servant. Before joining the IPPC, he worked as a National Project Coordinator for management of Fall Armyworm in FAO South Sudan, Secretary General in the Government of Jonglei State, South Sudan and as an Agricultural Officer in the Ministry of Agriculture in the Upper Nile Region of Sudan. Arop has also worked as Dean, Postgraduate College at the University of Juba in South Sudan, Lecturer and Associate Professor at Egerton University, Kenya and as a Postgraduate Research Associate at the International Centre of Insect Physiology and Ecology in Kenya. He has a PhD in applied entomology, focusing on locust semio-chemistry, a Master of Science degree in applied entomology, both from the University of Khartoum in Sudan and a Bachelor of Science degree in plant protection (pesticides chemistry) from the University of Alexandria in Egypt. Arop speaks English and Arabic.