In his over thirty years as a music educator, Dr. Peterson has taught and conducted choirs in elementary, middle school, high school, church, community, festival, and collegiate settings. He has been invited to teach, judge, and conduct choirs in more than thirty US states, five Canadian provinces, and nine countries including China, England, Sweden, Japan, Germany, New Zealand, and Holland, and has conducted All-State Choirs across the nation including Maine, North Carolina, Oregon, Wisconsin, and California. Dr. Peterson also holds the position of Director of Music at Irvine United Congregational Church in Irvine, CA.