The 5th session of the Diamond Jubilee lecture series will take place on 20th May at 5:15 PM in the IESL Wimalasurendra Auditorium. The speech will be delivered by Prof. J.B. Ekanayake, Senior Professor and Chair of Electrical and Electronic Engineering, Faculty of Engineering and Multidisciplinary AI Research Center (MARC), University of Peradeniya. He will deliver a presentation on the subject "Operating a Renewable Rich-Power System: Challenges and Solutions."