Elizabeth Clark, MSN, CRNP, FNP-BC, is a nurse practitioner with a clinical focus on autonomic disorders, including Postural Orthostatic Tachycardia Syndrome (POTS). She has extensive experience caring for patients with complex dysautonomia and has spent several years working in a specialized POTS clinic setting.Her clinical background includes family practice, surgical wound care, and critical care nursing, where she developed a strong foundation in managing complex and medically challenging patients. Prior to becoming a nurse practitioner, she worked as an ICU registered nurse.Elizabeth began her nursing career in 2010 as a diploma graduate while raising her family and personally navigating life with POTS. Her combined clinical experience and lived insight inform a practical, patient-centered approach to care.She created this guide to provide clinicians with clear, actionable strategies for recognizing and managing dysautonomia in real-world practice.