Prof. Gabriel Kaptchuk is an applied cryptographer with expertise both creating cryptographic systems in response to real-world needs and studying intersection of cryptography and human factors. His cryptographic work spans many sub-disciplines, including secure multi-party computation, zero-knowledge, and steganography. Prof. Kaptchuk also has experience interfacing with the policy world, having deserved as a Cryptographic Fellow in the U.S. Senate and running a workshop titled Privacy Enhancing Technologies in the Public Interest. Finally, Prof. Kaptchuk has taught courses at the intersections between computing and the law, both at Boston University and University of Maryland, College Park.