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Our team

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Ashley Whittington-Barnish

Ashley Whittington-Barnish, PhD, LCP, BCBA-D, NCSP

Clinical Director

Dr. Ashley Whittington-Barnish is a Licensed Clinical Psychologist, Board Certified Behavior Analyst – Doctoral (BCBA-D), and Nationally Certified School Psychologist (NCSP). Having dedicated over 20 years to working with individuals with autism…

Ryhanna Singleton

Ryhanna Singleton, BCBA

Lead BCBA, Des Moines Metro

Ryhanna Singleton is a Licensed and Board Certified Behavior Analyst (BCBA). Ryhanna received a B.S. in Psychology from Iowa State University. Following undergrad, Ryhanna worked with children with autism and developed a passion for ABA…

Molly White, BCBA

Lead BCBA, Chicago (South Loop)

Molly White is a Licensed and Board Certified Behavior Analyst (BCBA). Molly received a B.A. in Psychology and an M.A. in Clinical Psychology from Western Kentucky University. Following graduate school, Molly helped develop and lead…

Nick Klinkefus, BCBA

Lead BCBA, Des Moines Metro

Nick Klinkefus (he/him) is a Board Certified Behavior Analyst (BCBA). He studied English Literature and Psychology at the University of Utah where he pursued research related to identity development, social communication, and biofeedback. He started working with adults…

Danielle Markowitz, BCBA

Lead BCBA, Cedar Rapids Metro

Danielle Markowitz is a Board Certified Behavior Analyst. Danielle received her B.A in Psychology with a minor in Criminology from Butler University. While at Butler, she volunteered as a teacher’s aide for a preschooler who was diagnosed with Autism…

Allison Canaday, BCBA

BCBA, Des Moines Metro

Allison Canaday (any/all) is a Board Certified Behavior Analyst. They received a B.S. in Psychology and an M.S. in Applied Behavior Analysis from Drake University. Allison developed a passion for behavior analysis…

Headshot of Megan Blount, BCBA at Stride Autism Centers in Des Moines Metro, Iowa.

Megan Blount, BCBA

BCBA, Des Moines Metro

Megan is a Licensed and Board Certified Behavior Analyst (BCBA). Megan received a B.S. in Family Life and Human Development from Brigham Young University and began providing ABA services to children with autism following graduation…

Headshot of Stacee Leatherman, BCBA at Stride Autism Centers in Iowa

Stacee Leatherman, BCBA

BCBA, Davenport (Quad Cities)

Stacee is a Licensed and Board Certified Behavior Analyst (BCBA). She received her undergraduate degree in psychology from Illinois State University and her M.A. in psychology from the Chicago School of Professional Psychology. She has worked with…

Jayme Mews, BCBA

BCBA, Cedar Rapids Metro

Jayme Mews is a Licensed and Board Certified Behavior Analyst (BCBA). Jayme has dedicated the past 20 years working in the field of Applied Behavior Analysis (ABA) with children and adults with autism and developmental disabilities in…

Brad Zelinger

Brad Zelinger

Founder & CEO

Brad is the Founder and CEO of Stride Autism Centers. Inspired by his adult sister who has a severe ASD-related disorder called Rett Syndrome, Brad is personally and professionally dedicated to supporting individuals with complex needs…


Clinical Advisors

Linda A. LeBlanc

Linda A. LeBlanc, PhD, BCBA-D, Licensed Psychologist

Clinical Advisor

Dr. LeBlanc is the President of LeBlanc Behavioral Consulting. She previously served as a professor at Claremont McKenna College, Western Michigan University and Auburn University and as the Executive Director of Trumpet Behavioral Health. She has…

Hedda Meadan-Kaplansky

Hedda Meadan-Kaplansky, PhD, BCBA-D

Clinical Advisor

Dr. Meadan-Kaplansky is a professor at the Department of Special Education at the University of Illinois at Urbana-Champaign, a Goldstick Family Scholar, and a Board Certified Behavior Analyst. Her focus areas include social-communication skills and…


Other Stride Advisors

Erin Lansky

Erin Lansky

Healthcare Industry Advisor

Erin has deep experience advising healthcare organizations on achieving sustainable growth and maximizing their impact. As a Vice President with Blue Sea Capital, Erin partners with entrepreneurial, mission-driven founders…

Sam Schwartz

Sam Schwartz

Center Architecture & Design Advisor

Sam is a developer and manager of award-winning hotels and restaurants, overseeing ~50 properties across the Midwest. Sam’s experience realizing brand vision helps Stride develop joyful centers that meet the unique needs…

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