National Teaching Institute & Critical Care Exposition 2026

Marian Altman is a clinical practice specialist with the American Association of Critical-Care Nurses (AACN). She has over 43 years of experience as a critical care nurse, including 35 years as an advanced practice RN. Prior to working at AACN, Altman spent 29 years as a clinical nurse specialist for a large academic medical center/level I trauma center in the Southeastern U.S. Altman has been a CSI Academy faculty since its inception in 2012.

Debbie Brinker is a clinical practice specialist with the American Association of Critical-Care Nurses (AACN). She is a past president of AACN whose nursing career spans more than 40 years in clinical and leadership roles, primarily in Washington state. Brinker’s professional experience includes positions as a leadership consultant, pediatric critical care clinical nurse specialist, nurse manager, supervisor, staff nurse and U.S. Air Force nurse. Brinker has been a CSI Academy faculty since its inception in 2012.

Jenny Haulmark is a clinical practice specialist with the American Association of Critical-Care Nurses (AACN). She has 20 years of experience in adult critical care in the Kansas City, Kansas area. Drawing on her expertise in change management strategy, innovation and implementation science, Haulmark is a passionate advocate for empowering direct care nurses to lead change and grow as professionals.

Katie Schatz is a clinical practice specialist with the American Association of Critical-Care Nurses (AACN). She has more than 35 years’ experience in a variety of acute and critical care settings including flight nursing and as a nurse practitioner. In addition to her clinical roles she has worked as a regulatory manager, led quality-improvement initiatives that transformed practice standards across two hospitals, as well developed and grew a successful transdisciplinary department. A speaker at national and international conferences, she has held multiple roles at AACN and recently returned to the clinical practice role, joining the CSI team. Her passion is mentoring nurses to grow their leadership skills and demonstrate their vital role in transforming healthcare.