Spokane, Washington

Joanna Dahm, M.S., BCBA, LBA (she/her) is the Director of Clinical Training & Quality and a Board Certified Behavior Analyst (BCBA) and Licensed Behavior Analyst (LBA) with more than 18 years of experience supporting children and individuals with developmental disabilities from diverse cultural backgrounds. She earned her Master of Science in Behavior Analysis from The Chicago School of Professional Psychology and has completed specialized training in international behavior analysis and culturally responsive practice. As Director of Clinical Training & Quality, Joanna provides clinical leadership for all BCBAs and LABAs across LEAPS and Beyond, overseeing clinical training, supervision, quality assurance, program development, and evidence-based best practices to ensure exceptional client outcomes throughout the organization.  Her clinical interests include early intervention, functional communication training, severe challenging behavior, parent and caregiver coaching, and the cultural adaptation of Applied Behavior Analysis (ABA). Joanna is passionate about mentoring clinicians, developing innovative training programs, and partnering with families and interdisciplinary teams to create individualized interventions that promote meaningful, lasting change. She believes children learn best through play, collaboration, and compassionate, evidence-based care that respects each family’s unique values and goals. Outside of work, Joanna enjoys traveling, exploring new cultures, and continually expanding her knowledge through lifelong learning.

Katrina Thompson, M.S., BCBA, LBA (also known as DoNae) (she/her) is a Board Certified Behavior Analyst (BCBA) and Licensed Behavior Analyst (LBA) with a Master of Science in Psychology emphasizing Applied Behavior Analysis. She began her career in Applied Behavior Analysis as an Intensive Behavior Interventionist in Idaho before taking time to raise her three children, including one with autism and two with ADHD. Her personal experiences as both a parent and clinician have given her a deep understanding of the challenges families face and the importance of compassionate, individualized support. After returning to the field as a Behavior Technician, Katrina spent three years providing direct services while completing her graduate education and gaining experience across multiple ABA organizations in the Spokane area. She joined LEAPS in 2024 as a Licensed Assistant Behavior Analyst (LABA) and became a Board Certified Behavior Analyst in 2025. Katrina is passionate about partnering with families to develop meaningful, evidence-based interventions that promote communication, independence, and lasting success. She believes that parent collaboration is one of the greatest predictors of positive outcomes and values empowering caregivers with the knowledge and tools they need to help their children thrive. Working alongside children and their families is the most rewarding part of her career, and she is dedicated to creating supportive, individualized treatment plans that celebrate each child’s unique strengths and potential.

Nolan Popp, B.S., LABA (he/him) is a Licensed Assistant Behavior Analyst (LABA) who holds a Bachelor of Science in Applied Behavior Analysis from Mary Baldwin University. With five years of experience providing Applied Behavior Analysis (ABA) services, Nolan has primarily specialized in early intervention, helping young children develop the foundational skills needed for long-term success. He is passionate about supporting individuals as they build communication, independence, and adaptive life skills that improve their quality of life. Nolan also enjoys working with older children and adolescents as they navigate behavioral challenges and important life transitions, including the move into high school and beyond. He believes meaningful progress is achieved through individualized, evidence-based treatment and strong collaboration with families, empowering caregivers with practical strategies that promote success across home, school, and community environments. His clinical approach emphasizes functional communication, adaptive skill development, and reducing behaviors that interfere with learning and daily living while fostering a positive, supportive environment where every client has the opportunity to thrive. Outside of work, Nolan enjoys spending time with his wife and newborn son and is dedicated to continuing his professional growth and education.

Brynden Montalto, B.S., LABA (they/them) is a Licensed Assistant Behavior Analyst dedicated to helping children, adolescents, and young adults reach their fullest potential through compassionate, evidence-based behavioral services. With more than 10 years of experience supporting individuals with disabilities and over three years in Applied Behavior Analysis (ABA), Brynden brings strong clinical expertise and a collaborative, family-centered approach to care. They earned a Bachelor of Science in Psychology from Western Kentucky University and are currently pursuing a Master of Arts in Applied Behavior Analysis at Ball State University. Brynden’s clinical interests include early intervention, functional communication training, naturalistic interventions, severe challenging behavior, school consultation, and caregiver coaching. As a former Behavior Technician Trainer, they are passionate about mentoring staff and empowering families with practical, evidence-based strategies that promote meaningful, lasting progress. As a neurodivergent individual, Brynden also brings valuable lived experience that fosters empathy, understanding, and a deep commitment to providing individualized, affirming care for every client and family.

Billie Hederman, Certified Behavior Technician (CBT), Supervisee (she/her), is a dedicated Certified Behavior Technician currently pursuing her Board Certified Behavior Analyst (BCBA) certification through Mary Baldwin University. Billie is recognized for her exceptional clinical judgment, professionalism, and ability to effectively support children with complex behavioral needs. She has a particular strength in assisting with high-intensity and clinically challenging cases, where her calm demeanor, critical thinking, and strong understanding of behavior analysis allow her to implement treatment plans with confidence and consistency. A fast learner with a passion for evidence-based practice, Billie is committed to helping children and families achieve meaningful, lasting progress while continually expanding her clinical expertise. Outside of work, she enjoys spending time with her family and dedicates much of her free time to studying and advancing her education in the field of Applied Behavior Analysis.

Fred Brown Jr., Supervisee (he/him) is a behavior technician and aspiring behavior analyst currently pursuing a degree in Applied Behavior Analysis at Mary Baldwin University. With a lifelong passion for working with children and young adults, Fred brings years of experience mentoring, supporting, and developing youth across educational, recreational, and community settings. His background has allowed him to build strong relationships with individuals of diverse ages and abilities while fostering confidence, resilience, and personal growth. At LEAPS and Beyond, Fred is dedicated to providing compassionate, evidence-based behavioral services that help children develop meaningful communication, independence, and essential life skills. He believes that every child deserves individualized support, encouragement, and opportunities to succeed, and he is committed to helping families achieve lasting, positive outcomes. Outside of work, Fred enjoys spending time with his family, mentoring youth, and continuing his education as he works toward becoming a Board Certified Behavior Analyst (BCBA).

Andrea Lacey, M.A., CCC-SLP (she/her) is a licensed Speech-Language Pathologist (CCC-SLP) dedicated to helping children develop the communication skills they need to thrive at home, in school, and within their communities. She earned her Master of Arts in Speech-Language Pathology from Kean University and has extensive experience providing speech and language services to infants, children, and adolescents in clinic, school, and private practice settings. Andrea specializes in evaluating and treating a wide range of communication disorders, including speech and language delays, articulation and phonological disorders, childhood apraxia of speech (CAS), autism spectrum disorder (ASD), augmentative and alternative communication (AAC), fluency, voice disorders, and motor speech disorders. She is PROMPT Level II trained and has a special interest in motor speech intervention, early language development, social communication, and interdisciplinary collaboration. Andrea believes that meaningful progress is achieved through individualized, evidence-based therapy and strong partnerships with families, educators, and other professionals. She is passionate about empowering children to communicate with confidence while providing caregivers with practical strategies that support continued success beyond therapy sessions. Outside of direct clinical care, Andrea enjoys mentoring graduate clinicians and helping shape the next generation of speech-language pathologists through clinical supervision and education.