Our Staff
Danielle Greenberg
(She/Her)
Registered Psychologist
Therapy and Assessment Services
As the oldest of four siblings and the leader among 20 kids in her childhood neighborhood, Danielle developed a passion for guiding and supporting children from an early age. While studying psychology in college, she worked with her first student with autism and discovered her calling. Since becoming a registered psychologist in 2008, Danielle has worked in various roles supporting children with autism, ADHD, intellectual disabilities, mental health and behavioral disorders, and learning challenges. She is also trained in EMDR and is passionate about helping both neurodivergent and neurotypical children and adolescents build the social, emotional, and coping skills they need to thrive.
​
Danielle, her husband, and their teenage son live in Red Deer County, where their shared passion for baseball takes them to ball diamonds around the world. A devoted animal lover, Danielle has two dogs and two cats.
Hayley Hellum
(They / Them)
Registered Psychologist
Therapy Services
Hayley has been providing therapy for children and adolescents as a Registered Psychologist since 2019, and has worked in various settings with diverse populations of young people for over 20 years. Hayley completed their Psychology degree from the University of Lethbridge, and their Master of Counselling degree from Athabasca University. Hayley has a strong passion for supporting young people who are exploring their own identities, processing difficult memories, learning new skills, and navigating social systems.
Hayley’s client-centered approach to therapy is rooted in attachment and play-based supports, which can be particularly effective in supporting young people manage a number of challenges in areas including ADHD, anxiety, anger, self-harm and suicidal ideation, depression, grief, loss and identity development. Hayley is trained in Play Therapy, Sandtray Therapy, Crisis Intervention, Suicide Intervention, and EMDR Therapy, and is practicing play therapy under the supervision of a Certified Play Therapy Supervisor.
When not working, Hayley enjoys camping, kayaking, writing, playing games, and making art. Hayley lives in Red Deer with their family and two dogs.
Rebecca Chmelyk Hutchins
(She / Her)
Registered Provisional Psychologist
Therapy Services
Rebecca has been passionate about supporting children for as many years as she can remember. She gained her Bachelor of Education from the University of Alberta majoring in Elementary Education and minoring in Special Education. She then received her Masters of Counselling Psychology from Yorkville University.
Her heart and skill set always lends itself to supporting children and youth and their families. She approaches therapy from a developmental attachment based perspective that focuses on connection with her clients and their connections within their family system. Rebecca works alongside families to meet them where they are at and work to reach their goals and fullest potential. Her belief is that when a child is connected to their village their growth will be endless.
Rebecca pulls from over 13 years working with children in various settings including in home support, elementary, middle and high schools as well as alternative programming. Rebecca holds an expertise working with children and youth with complex social emotional and behavioral needs as well as various other mental health concerns. She supports all children including neurotypical and neurodivergent populations. She looks forward to working with her clients and their families to support their growth in all areas of their life.
Rebecca lives in Red Deer with her husband Derek, son Harvey and their fur baby, Otis. When she is not at work you can catch her out for walks, traveling and enjoying time with friends and family.
Jackie D’Costa
(She/Her)
Registered Psychologist
Therapy and Assessment Services
Hailing from Nova Scotia, Jackie was raised as the only girl and middle child amongst her four brothers. Her passion for leading and supporting children evolved through community service and later raising her boys in Red Deer Alberta. Jackie brings to the practice vast experience, due to her diverse employment opportunities, including working as a Child Care Worker in a treatment home for children and youth with severe behavioural challenges, office manager for two adult psychiatrists in Red Deer, and providing nutrition consultation to children at Aspire Special Needs Resource Centre. In 2018, Jackie left her career in dietetics to pursue further education to become a child psychologist. She became a registered psychologist in March 2025 and has provided services and support to children with autism, ADHD, intellectual disabilities, learning challenges, mental health and behavioural disorders.
​
Jackie lives with her two adult sons in Red Deer, while they pursue post-secondary education (master's in theology and certificate in computer programming). When not working, Jackie enjoys camping in the summer, cooking, baking and entraining family and friends, and serving as a Middle School Youth Sunday School teacher at Living Stones Church.
Quade Smith
(He/Him)
Registered Provisional Psychologist
Therapy Services
Quade is an authentic human who got into this field through working with youth which sparked a passion that he wants to pursue. He has been a farmer by trade for most of his life and has lived, played sports, and worked in the Central Alberta area for almost as long. This work was largely centered around working with youth (children to young adults) and families that were navigating ADHD, autism, behavioural challenges, and Learning Disorders that focused on building foundations of support. Quade is no stranger to working with parents on modeling and creating support for their kiddos as well. He is excited to be able to continue supporting each and every person that comes through the door!
​
Quade graduated from Red Deer Polytechnic with a Bachelor of Arts in Psychology (2022) and moved onto the next step of completing his Master of Arts in Counselling Psychology (2025) through Yorkville University. He approaches the therapeutic process from a client-tailored perspective with supplemental theoretical bases, like being Dialectal Behavioural Therapy (DBT) certified. His goal is to find what works for the client and grow from there.
​
​If he is not in the office, Quade enjoys spending quality time, or adventuring, with his wife Veronica and the small herd of pets that fill his cup up. You might also see him out and about eating new foods, enjoying thrifting, or buying way too much fruit from Costco!
Kassandra Burk
(She/Her)
Registered Provisional Psychologist
Therapy and Assessment Services
Kassandra began working with children and adolescents in 2018. She has worked with youth in a variety of settings, which have included working in not-for-profit organizations, summer camps, teaching guitar, working within the school system, as well as in private practice and clinical settings. Kassandra received her Bachelor of Arts in Psychology degree with distinction through the University of Calgary with a major in psychology and a minor in sociology in 2021. Her undergraduate research thesis focused on patient experiences with virtual healthcare services. Kassandra also completed her Master of Science in School and Applied Child Psychology through the University of Calgary in 2024. Her master's thesis focussed on the effectiveness of a psychoeducational program for spouses of public safety personnel (PSP; i.e., firefighters, police officers, paramedics) and also explored resilience, stress, and family functioning in PSP spouses.
Kassandra has a passion for the mental health and well-being of children and families. She has worked with children with autism, ADHD, Intellectual Disabilities, Learning Disorders, and social-emotional and behavioral challenges. Kassandra takes a thoughtful and comprehensive approach to assessments, with the goal of understanding each child’s unique strengths and needs. She values collaboration and seeks input from the families and schools she works with to fully understand the child and their experiences. Kassandra also enjoys supporting children and adolescents in building social and emotional coping strategies and fostering positive behavioral change. In her spare time, Kassandra enjoys hiking, travelling, camping, cooking, baking, and spending time with her friends and family.
Leo
Therapy Dog Extraordinare
Leo is the MOST POPULAR member of the GPS therapy team! He is deeply passionate about people and loves to come to work (in his tie) and make people feel loved. Leo is getting older, and he is really loving his time with teens and adults. Leo's speciality is emotional regulation as he helps everyone feel loved and calm. Leo is only available for appointments with Danielle as she is the registered handler. When he's at the clinic, he'll be sure to say hello!
Izzy
​Izzy is our newest canine addition to the GPS team! Izzy is sweet and fun loving, and she is always excited to come to work to snuggle with kids. She loves everyone, but especially younger teens and kids. Izzy is very smart and playful, and she loves the challenge of learning to do her job. Although Izzy only works with Danielle, one of her favorite things is saying hello to everyone in the waiting room! Make sure you say "Hi!" to her when you’re in!
At Greenberg Psychological Services, we acknowledge that we work, learn and play on Treaty 7. We support those in our community living on Treaty 6, Treaty 7 and Métis ancestral lands. We honour and recognize the ongoing contributions of the First Nations, Inuit, and Métis people in the past, present and future.