Assessing The Operational Flexibility in Power Systems With Energy Storage Integration.- Enabling Flexibility Through Wholesale Market Changes - A European Case Study.- Increasing the Flexibility of Continuous Intraday Markets in Europe.- An Improved Flexibility Metric Based on Kernel Density Estimators Applied on the Greek Power System.- Zero Renewable Incentive Analysis for Flexibility Study of a Grid.- Conflict of Interests between SPC-based BESS and UFLS Scheme Frequency Responses.- Power System Studies In The Clean Energy Era: From Capacity To Flexibility Adequacy Through Research And Innovation.