I come to PUC with 13 years of experience in medical/surgical nursing and two years experience teaching nursing part time. I am happy to return to PUC in this new role, having attended PUC as a student and lived in Angwin as a staff spouse. In my leisure time, I enjoy gardening, cooking, hiking, backpacking, reading, and needle arts. My favorite place to be is outside.

Born and raised in the Napa Valley, primarily in Saint Helena, Julianna Boydston grew up loving and riding all types of horses, and continues to ride to this day—it’s still her favorite hobby. Along with her husband and daughter, she lives on a ranch with chickens, horses, and dogs. Julianna received her BSN and MSN degrees from the University of San Francisco, and comes to PUC with several years of experience working as a critical care nurse, most recently at at UCSF Benioff Children’s Hospital for the past 5 years. She specializes in the care of pediatric patients with congenital heart disease. Julianna is very excited to begin her career in academia here at PUC teaching Pediatrics and Management & Professional Practice.

Tony Chung, adjunct nursing professor and clinical instructor at Piner’s Nursing Home in Napa, California, joined PUC in 2021. He has a background in geriatric care, and his transition from bedside nurse to educator allows his nursing students to apply their learned concepts to a clinical setting under experienced guidance. He wants to ensure each student nurse has an equal opportunity to deliver care, safety, and comfort to their patients with confidence.

Jeff Joiner has worked in healthcare as an RN since 1980. He has served as staff nurse, department manager, nursing supervisor, and hospital vice-president. He obtained his MSN as a Clinical Nurse Specialist in Critical Care/Trauma. Jeff holds national certifications in Emergency Nursing and as a Wilderness EMT. He has been active in Emergency Management and Disaster Response at the local, state, national and international levels since 2001. He has over 10 years of experience in higher education teaching Nursing and Emergency Management. He has served as a content expert and lecturer in Disaster Response and Emergency Management. Jeff has been married to his wife Judy for over 30 years. They have two grown daughters and two grandsons. Jeff enjoys reading, scuba diving and international travel.

Helene Linzau teaches fundamentals of nursing. She continues to work occasionally at the St. Helena Hospital. She enjoys shopping for her nieces, quilting, taking pictures, and, if she has time, scrap-booking and traveling.

Jenna Park grew up in the Bay Area most of her life and returns to PUC as a nurse educator. She has experience working in multiple skilled nursing rehabilitation facilities as a charge nurse as well as in acute care settings in mostly in the medical surgical unit. She is passionate about the geriatric population, specifically those diagnosed with dementia, and she hopes to continue on the research to further the community and fellow nurses’ knowledge about dementia. In her free time, she enjoys cooking, trying out new cuisine, and planning her next trip to Disneyland.

Laurie Parson, DNP, RN-BC, Associate Professor, has worked in healthcare for over 25 years starting as a certified nursing assistant. She has experience in medical/surgical acute care, long-term care, and nursing education. She holds ANCC Board Certification as a medical/surgical nurse and as a gerontological nurse and NLN Certification as a Certified Nurse Educator. Some of her favorite pastimes include, hiking, camping, reading, and traveling with family.

Assistant Professor of Nursing Nicolette Piaubert loves God and lives to serve. Her commitment to service includes a career as a Family Nurse Practitioner, but Nicolette’s impact on her community is widespread. She has been active in serving underprivileged children as the founder and CEO of The Talented Tenth Highlanders Summer Camp, as well as helping others obtain their nursing degrees through her Gab-Nic Excelsior Nursing Tutoring Center, both in Brooklyn, New York.

Nicolette is a published author who is also dedicated to supporting marginalized people to find their voices and make them heard through self-publishing. Her first book, Becoming, was published in 2013 and How to Beat a Rigged School System: 13 Steps to 100% followed in 2020. She is currently working on her third book and maintains an active vlogging presence on Facebook and TikTok.

Nicolette received her BSN from Atlantic Union College and her MSN from Pace University, and her favorite text is Jeremiah 29:11: “For I know the plans I have for you,” declares the Lord, “plans to prosper you and not to harm you, plans to give you hope and a future.”

andra Ringer, MSN, RN, known as Sandy to most, began her career as a Medical-Surgical nurse in Chattanooga, TN. Her clinical experience includes adult medical-surgical nursing, specializing in oncology, gastroenterology and community health. Sandy worked in home health as an IV nurse for 9 years before switching focus to community health. She worked as an RN and lead RN for a preventative medicine clinic in Pennsylvania. She then transitioned into the coordinator for employee wellness programs, working with a team of health professionals to develop employee wellness programs and health screenings for businesses in the greater Reading, Pennsylvania area. She also worked with a clinic that provided healthcare for patients without insurance at no cost. Her most recent clinical experience was with gastrointestinal patients on a medical-surgical unit.
When not working, Sandy loves to cook, travel, camp, watch HGTV and spend time with her husband, David, and their adult sons, Mark and Jonathan and daughter-in-law, Janelle.
Sandy's desire is to share her passion for the nursing profession and Jesus with her students.

Tamara Tirado has worked in healthcare since 1998, as a Certified Nurses Aid and Registered Nurse in rehab and acute care. She has also been a medical clinic manager, diabetes coordinator, public health nurse at a tribal health clinic, and a family nurse practitioner. She loves music, hiking, biking, scuba diving, traveling, and spending time with family.