Some classes I've enjoyed...
CS 108: Software Systems: Unix Rozner (actually Daniel)
CS 305J: Introduction to Computing Scott (actually Mitra)
CS 307: Foundations of Computer Science Scott
CS 336: Analysis of Programs Cline (actually Warnow)
CS 361: Introduction to Computer Security Young

Other students with similar preferences...
Sohail Alibhai
Austin Hallock
Nishay Patel