Carlisle Adams is a Professor in the School of Electrical Engineering and Computer Science at University of Ottawa.  His research interests and technical contributions span applied cryptography, security, and privacy, including the CAST family of symmetric encryption algorithms, secure protocols for PKI environments, access control in electronic networks, and privacy enhancing technologies.  His most recent book is Introduction to Privacy Enhancing Technologies:  A Classification-Based Approach to Understanding PETs (Springer, 2021).