1. Carol Rauen, RN, MS, CCNS, CCRN, PCCN, CEN, the department editor, is an independent clinical nurse specialist in The Outer Banks of North Carolina. Carol welcomes feedback from readers and practice questions from potential contributors at rauen.carol104@gmail.com.
2. Pam Shumate, RN, DNP, CCRN-CMC, is a clinical instructor at the University of Maryland School of Nursing, Shady Grove Campus. She contributed the Introduction and the CCRN/CCRN-E questions 1 through 4.
3. Carol Jacobson, RN, MN, is the owner of Quality Education Services in Seattle, Washington, and a partner in Cardiovascular Nursing Education Associates. She contributed Cardiac Medicine Certification question 1.
4. Karen Marzlin, RN, DNP, CCNS, CCRN-CMC, CHFN, is an acute care clinical nurse specialist at Aultman Hospital in Canton, Ohio, and a partner in Cardiovascular Nursing Education Associates. She contributed Cardiac Medicine Certification questions 2 and 4.
5. Cynthia Webner, RN, DNP, CCNS, CCRN-CMC, CHFN, is an acute care clinical nurse specialist at Aultman Hospital in Canton, Ohio, and a partner in Cardiovascular Nursing Education Associates. She contributed CCRN/CCRN-E question 5 and Cardiac Medicine Certification question 3.