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Faculty and Staff

Ukiah Staff

Christina Tydeman.jpg

Christina Tydeman, Ph.D.
Director, Ukiah Center | 707-463-4800

Christina Tydeman returns to Dominican University as the Director of the Ukiah Center. She earned her Ph.D. in Educational Psychology from the University of Hawaii. However, she received her multiple subject teaching credential and MS, Curriculum and Instruction, through the Ukiah program and served as an instructor for the Ukiah Center. She has fifteen years of teaching experience at elementary and middle school levels and served as the Lake County coordinator for both the North Coast Beginning Teacher Program and the Redwood Arts Project prior to gaining ten years of State educational agency experience at the Hawaii Department of Education. While in Hawaii, she served as the Director of the Data Governance Office and was actively involved in the development of their longitudinal data system and served as the local education agency representative on the National Forum on Educational Statistics. Her current research interest is supporting the development of data literacy for educators.


Christine Mullis.jpg

Christine Mullis
Program Administrator, Ukiah Center | 707-463-4800

Christine Mullis is the Program Administrator for Dominican University of California's Ukiah Center. She worked for eleven years for Mendocino College, first as the Executive Assistant to the Vice President of Instruction, and then as the Graphic Designer in the Public Relations & Marketing Department. Christine brings many years of professional experience, from extensive administrative work to graphic and web design. She has worked in the corporate world, for other non-profit organizations, and also ran her own graphic design business for four years. She holds an A.A. Degree from Skyline College in San Bruno, as well as a Graphic and Web Design Career Certificate from Santa Rosa Junior College. Christine is excited to join the Dominican University family and will bring her enthusiasm into promoting the great programs that are offered at the Ukiah Center.


 Ukiah Faculty

Dorothy AyresDorothy Ayres
MA, University of San Francisco

Erin GardinerErin Gardiner
MA, University of San Francisco

Paul Joens-PoultonPaul Joens-Poulton
MA, Sonoma State University

Chris HermanChris Herman
MA, California State University, Fresno 

Steve JuristSteve Jurist
MA, California State University, Northridge

Debra PolakDebra Polak

MA, MA University of California, Berkeley


Nancy Rogers-ZegarraNancy Rogers-Zegarra
MA, PhD, University of California Riverside

Katherine SparrowKatherine Sparrow
BA, University of California, Davis

Phil WarfPhil Warf
MA, University of South Carolina

Stephanie WaymentStephanie Wayment
MA, Walden University

Lynn ZimmermannLynn Zimmermann
MA, University of California, Berkeley

Mitch MendosaMitch Mendosa
BA, California State University, Northridge

Ryan WiedawRyan Wiedaw
BA, Sonoma State University 






Grace Curtin-FianoGrace Curtin-Fiano
MA, University of Maryland                                    


For more information on our instructors, download the list of all Ukiah instructors.



Ukiah Center
2240 Old River Road, Ukiah, CA 95482
o. 707-463-4800
f. 707-463-5525

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Faculty & Staff