Our Faculty & Staff
Curiosity is in the air.
Through small classes guided by expert teachers, our faculty support every student to be the best versions of themselves. Our classrooms are places where good questions are more treasured than good answers, and the authentic learning our students experience is both inspiring and transformative.
Click an individual's name for more information.
Mrs. Roz Abero
Assistant Head of School
B.A., Emory University, English
M.B.A., Goizueta Business School (Emory), Marketing
M.B.A., Goizueta Business School (Emory), Marketing
Mrs. Abero joined PCDS in 2014.
Ms. Loreta Aguirre
Administrative Assistant to the Head of Middle School
Ms. Aguirre joined PCDS in 2014.
Ms. Seli Allen
Lower School Pre-kindergarten
B.A., Ege University (Turkey), Sociology
M.S., Bank Street College of Education, Early Childhood Education
M.S., Bank Street College of Education, Early Childhood Education
Ms. Allen joined PCDS in 2024.
Dr. Becky Allison
College Counseling and Student Support
B.A., Wellesley College, History of Art
B.A., M. A., University of California, Berkeley, History
Ph.D., Arizona State University, History
Postdoctoral Studies, Arizona State University, English
B.A., M. A., University of California, Berkeley, History
Ph.D., Arizona State University, History
Postdoctoral Studies, Arizona State University, English
Dr. Allison joined PCDS in 1995.
Ms. Robin Anderson
World Language Department Chair, Upper School Latin
B.A., University of North Carolina, Asheville, Classics
Fulbright Scholar, American Academy in Rome, Classics
Postgraduate Studies, Duke University, Classics
Fulbright Scholar, American Academy in Rome, Classics
Postgraduate Studies, Duke University, Classics
Ms. Anderson joined PCDS in 2001.
Mr. Aaron Arizmendi
Upper School Spanish, Upper School Student Travel Coordinator
B.A., Arizona State University, Spanish
M.A., Arizona State University, Spanish
ABD, Arizona State University, Spanish Literature and Culture
M.A., Arizona State University, Spanish
ABD, Arizona State University, Spanish Literature and Culture
Mr. Arizmendi joined PCDS in 2023.
Ms. Brook Avenell
Lower School Third Grade
B.A., University of Nebraska at Lincoln, Elementary Education
M.A., Walden University, Reading and Literacy
M.A., Walden University, Reading and Literacy
Ms. Avenell joined PCDS in 2020.
Mr. Mitchell Barnhart, DAT, AT, ATC
Athletic Trainer
B.S., Castleton University, Athletic Training
M.S., A.T. Still University, Athletic Training
D.A.T, A.T. Still University, Athletic Training
M.S., A.T. Still University, Athletic Training
D.A.T, A.T. Still University, Athletic Training
Mr. Barnhart joined PCDS in 2020.
Mr. Steven Baumann
Upper School History
B.A., History, Louisiana State University
M.A., History, Brooklyn College, M.S., Education, St. John's
M.A., History, Brooklyn College, M.S., Education, St. John's
Mr. Baumann joined PCDS in 2022.
Ms. Carla Belsher
Lower School Counselor
B.S.W., James Madison University, Family Studies
M.S.W., The Catholic University of America, Healthcare
M.S.W., The Catholic University of America, Healthcare
Ms. Belsher joined PCDS in 2021.
Mrs. Kristie Berg
Director of Financial Aid
B.S., University of Phoenix, Elementary Education
Mrs. Berg joined PCDS in 1995.
Ms. Mina Bhagdev
Director of Community & Culture
B.S., Chemistry, University of London
M.A., Curriculum and Instruction, Cambridge University
M.A., Education in Educational Leadership, Northern Arizon University
Ph.D., Psychology with Industrial Organizations Specialism, Grand Canyon University
M.A., Curriculum and Instruction, Cambridge University
M.A., Education in Educational Leadership, Northern Arizon University
Ph.D., Psychology with Industrial Organizations Specialism, Grand Canyon University
Ms. Bhagdev joined PCDS in 2022.
Dr. Lynetta Binger
Head of Upper School
B.S., The University of the South, Biology
M.S., University of Illinois, Entomology
Ph.D., University of Illinois, Entomology
M.S., University of Illinois, Entomology
Ph.D., University of Illinois, Entomology
Dr. Binger joined PCDS in 2016.
Mr. Mark Bistricky
Assistant Head of Upper School, Dean of Faculty
B.A. Whittier College, History
M.A. University of Arizona, History
M.Ed. Santa Clara University, Educational Administration
M.A. University of Arizona, History
M.Ed. Santa Clara University, Educational Administration
Mr. Bistricky joined PCDS in 2021.
Ms. Kelly Blackson
Lower School Pre-kindergarten
B.A., Arizona State University, Philosophy
M.Ed., Arizona State University, Early Childhood Education Curriculum and Instruction
M.Ed., Arizona State University, Early Childhood Education Curriculum and Instruction
Ms. Blackson joined PCDS in 2015.
Ms. Amy Blakeney
Upper School History
B.S., Northern Arizona University, History
M.Ed., Harvard Graduate School of Education
M.Ed., Harvard Graduate School of Education
Ms. Blakeney joined PCDS in 2020.
Ms. Carrie Bloomston
Middle School Visual & Media Arts
B.F.A., Rhode Island School of Design
Ms. Bloomston joined PCDS in 2018.
Mr. Joe Boehle
Director of Information Technology, Educational Technology Department Chair
B.A., Bradley University, Secondary Education
M.Ed., American College of Education, Educational Technology
M.Ed., American College of Education, Educational Technology
Mr. Boehle joined PCDS in 2013.
Dr. Nathan Botts
Middle and Upper School Band Director, Middle School Jazz Band Director
M.A., The Juilliard School, Trumpet
Ph.D., Arizona State University, Music Learning and Teaching
Ph.D., Arizona State University, Music Learning and Teaching
Dr. Botts joined PCDS in 2020.
Ms. Elizabeth Broeder
Middle and Upper School Dance Instructor
B.A., Contemporary Performance and Movement for Performance, Arizona State University, Theatrical Dance Concentration, Eastern Arizona College
Ms. Broeder joined PCDS in 2022.
