1. Kristin E. Sandau is an associate professor in the Department of Nursing, Bethel University, St Paul, Minnesota, and a part-time staff nurse in cardiovascular progressive care at United Hospital in St Paul. She teaches electrocardiography courses for Allina Hospitals and Clinics in Minneapolis.
2. Maureen Smith is a clinical nurse specialist in critical care in the Nasseff Heart Center of United Hospital. She directs critical care orientation at United Hospital and teaches electrocardiography courses for Allina Hospitals and Clinics.