Reimagined executive role brings a unified nursing voice to Sigma’s global strategy as the organization enters a new era of transformation.

INDIANAPOLIS, 12 August 2026—Sigma Theta Tau International Honor Society of Nursing (Sigma Nursing) is pleased to announce Kristi L. Reguin-Hartman, DNP, APRN, ACNS-BC, as Chief Nursing Officer (CNO), effective 24 August 2026. As a key part of Sigma Forward, the organization’s multi-year strategic framework, the CNO role has been reimagined to establish strategic clarity, leadership, global credibility, and an elevated nursing voice—supporting Sigma Nursing as it innovates to best serve nurses across every specialty, career stage, and setting.

As CNO, Dr. Reguin-Hartman will provide strategic leadership on nursing practice, professional development, and global engagement while serving as the organization’s senior nursing executive. Reguin-Hartman brings over 20 years of experience in clinical care, academics, and board leadership. Her expertise will help guide Sigma Nursing as it evolves, offering clear direction and a strong nursing perspective.

“Kristi’s extensive experience across clinical, academic, and board service makes her an exceptional addition to Sigma Nursing as we continue Sigma Forward,” said CEO Lucas M. Davis, MEd, CAE. “Dr. Reguin-Hartman understands both the realities nurses face every day and the opportunities ahead for our profession. Her ability to bring people together around a shared vision makes her the right leader to help shape Sigma's future.”

Sigma Nursing President Liz Westcott, DCM, MSc, DipMan, RGN, FFNMRCSI, echoed that enthusiasm. “We are proud to welcome Dr. Reguin-Hartman as Sigma Nursing’s newest Chief Nursing Officer,” Westcott said. “Her background in acute care, professional development, and advanced practice as a clinical nurse specialist will be a valuable addition to our staff and global community.”

“Joining Sigma Nursing at such a pivotal time in its history is an honor,” Reguin-Hartman said. “I look forward to advancing and promoting the nursing voice of our members worldwide, while deeply respecting and honoring the legacy of this historic organization.”

Throughout her career, Dr. Reguin-Hartman has held leadership positions across healthcare delivery, professional development, and nursing governance. Most recently, she was Clinical Transformation Manager and Clinical Consultant at Philips in Raleigh, North Carolina, USA. She oversaw and led clinical strategy for technology implementations at multiple health systems across the country. She also served as Senior Strategic Advisor for Nursing at AMOpportunities (AMO), where she advised on nursing service line expansion, focused on improving processes for clinical preceptors and clinical sites for national placement of nurses, physicians, and allied health students. She currently serves as board president of the Academy of Medical Surgical Nurses (AMSN), where she guides the organization’s strategic direction and governance, and has served on several AMSN task forces and the board of directors.

Dr. Reguin-Hartman earned an Associate in Science degree in nursing at Nassau Community College in Garden City, New York, USA. She then earned her Bachelor of Science and Master of Science in nursing from East Carolina University in Greenville, North Carolina. She completed her Doctor of Nursing Practice (DNP) in executive leadership at the University of North Carolina at Wilmington. For her DNP project, she led a nationwide evidence-based study to update the CTHAT Nurse Workload Tool and create an objective workload assessment to support safe staffing assignments.

She was inducted into Sigma Nursing in 2011 and is also a member of several professional organizations, including the Academy of Medical Surgical Nurses, North Carolina Nurses Association, American Nurses Association, National Association of Clinical Nurse Specialists, and the American Organization for Nursing Leadership.

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The Sigma Theta Tau International Honor Society of Nursing (Sigma Nursing) is a nonprofit organization with the mission of developing nurse leaders anywhere to improve healthcare everywhere. Founded in 1922, Sigma has welcomed more than one million lifetime members. Today, Sigma connects a vibrant community of more than 600 active chapters at institutions of higher education and healthcare partners with members in more than 100 countries around the world. Sigma members include clinicians, administrators, nurse educators, researchers, policymakers, entrepreneurs, and others working to fulfill the organization’s vision of connected, empowered nurse leaders transforming global healthcare. Learn more at SigmaNursing.org.