"If you don't understand viruses, phishing, and similar threats, you become more susceptible to them. If you don't know how social networks leak information that you thought was private, you're likely to reveal much more than you realize."
Canadian computer scientist known for foundational work in software engineering and programming languages. He co-authored The C Programming Language and co-developed tools and methods used across computing. His writing and research have had lasting influence on computer science education.