Ha H. Nguyen is a Professor at the Department of Electrical and Computer Engineering, University of Saskatchewan, Canada, where he has developed and taught undergraduate and graduate courses in signals and systems, digital communications, error control coding, and wireless communications. He currently serves as an Associate Editor for the IEEE Transactions on Wireless Communications and the IEEE Transactions on Vehicular Technology. Ed Shwedyk is a Senior Scholar at the Department of Electrical and Computer Engineering, University of Manitoba, Canada. Since joining the Department in 1974, Professor Shwedyk has developed and taught many courses, including signals and systems, digital communications, information theory and coding, at both undergraduate and graduate level. In 1979 he received the Outstanding IEEE Student Counsellor Award for his role in setting up the first IEEE McNaughton Centre. In 2000 he won the University of Manitoba's Dr H. Saunderson Award for Teaching Excellence.