This issue of the magazine focused on the role of middleware for multiclouds. The columns in this issue cover diverse topics, ranging from whether cloud brokers are still relevant (Cloud Technologies); to describing block chain standards for compliance and trust (Cloud StandardsNow); to describing a software-defined membrane for policy-driven edge and IoT security (Blue Skies); to addressing the challenges and research opportunities for biometrics in the cloud (Cloud and the Law); and finally, describing real world experiences in a multicloud exchange (Cloud Economics),