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Meet the Faculty
Contact Information
Phone: (626) 815-6000, Ext. 2420
Email: psychologydepartment@apu.edu
Hours
Monday-Friday, 8:30 a.m.-4:30 p.m.
Location
Wynn Academic CenterDepartment Chair

Matthew Heller, PhD
Chair of Department of Undergraduate Psychology; Program Director of MS in Research Psychology; Associate Professor, Department of Psychology
Phone: (626) 815-6000
Email: mheller@apu.edu
Program Director

Robert Linsalato, MA
Assistant Professor and Director, Professional Undergraduate Online Psychology, Department of Psychology
Phone: (626) 815-6000
Email: rlinsalato@apu.edu
Professor

Rachel Castaneda, PhD, MPH
Professor, Department of Psychology and Department of Clinical Psychology
Phone: (626) 815-6000, Ext. 2744
Email: rcastaneda@apu.edu

Brian Collisson, PhD
Professor, Department of Psychology
Phone: (626) 815-6000
Email: bcollisson@apu.edu

Kathryn Ecklund, PhD
Professor, Department of Psychology
Phone: (626) 815-6000, Ext. 2740
Email: kecklund@apu.edu

Holly Holloway-Friesen, PhD
Professor, Department of Psychology; Adjunct Professor, Department of Higher Education
Phone: (626) 815-6000, Ext. 2729
Email: hfriesen@apu.edu

Stephen Lambert, PsyD
Professor, Department of Psychology
Phone: (626) 815-6000, Ext. 2743
Email: slambert@apu.edu

Alan Oda, PhD
Professor, Department of Psychology

Mark Stanton, PhD, ABPP
Professor, Department of Psychology
Associate Professor

William Whitney, PhD, MFT
Associate Professor, Department of Psychology
Phone: (626) 815-6000, Ext. 2420
Email: wwhitney@apu.edu
Professor Emerita

Professor Emeritus
