Christian enjoys traveling the Great Lakes on a custom steel trawler whose hailing port is Detroit, Michigan. Additionally Christian has cruised in the Pacific Northwest, the North Atlantic Coast, and the Mediterranean Sea. He is an amateur radio enthusiast and amateur radio license instructor. He is a member of the U.S. Coast Guard Auxiliary, where he volunteers answering marine radio distress calls.
Off the water, Christian teaches communication at the University of Michigan. As a professor he has received six teaching awards and conducts research involving radio regulation. As part of the United States delegation, his graduate students have participated in the World Radio Communication Conference, the international body that determines what marine VHF radio channels there will be and what each channel should be used for.