1. Kristin H. Gigli is a doctoral student, Vanderbilt University School of Nursing, 461 21st Avenue South, Nashville, TN 37240 (). Mary S. Dietrich is Professor, Vanderbilt University School of Nursing, Nashville, Tennessee. Peter I. Buerhaus is Professor, Montana State University College of Nursing, Bozeman, Montana. Ann F Minnick is Senior Associate Dean for Research, Julia Eleanor Chenault Professor of Nursing, Vanderbilt University School of Nursing, Nashville, Tennessee.