The following associates are currently accepting new clients;

  • Jessica Ilton, Clinical Associate (Adults & Couples), Milton
  • Dr. Olga Smoliak (Adults & Couples), Virtual
  • Shiri Bartman (Parent Coaching), Virtual
  • Dr. Amanda Cox (Children & Youth), Cambridge & Virtual
  • Stephanie Martin (Children & Youth), Milton & Virtual
  • Natisha Nabbijohn (Children & Youth), Milton
  • Dr. Sherry Van Blyderveen (Adults, Couples, & Families), Milton
  • Our Executive Functioning/ADHD Skills Coaches
  • Our Literacy Coaches

Elise Gammie, Dr. Amanda Cox. and Dr. Sherry Van Blyderveen are currently accepting new assessment clients. Please contact the office at info@newleafpsychology.ca or 905-878-5050 to book.

FOR NEW CLIENTS: PLEASE SELECT AN APPOINTMENT WITH OUR CLINICAL CARE COORDINATORS TO GET STARTED.

Maria Amir

Practicum Student Therapist

Maria provides therapy for children and youth under the supervision of a Clinical Psychologist. Her approach with children and youth is warm, collaborative and practical, integrating Cognitive and Behavioural approaches (CBT, DBT).

Maria completed her Master of Arts in Clinical Child and Adolescent Psychology at the University of Guelph and is currently pursuing her doctorate in the same program. Maria also has experience working within a school board and a family therapy centre.

Maria Amir Practicum Student Therapist Maria provides therapy for children and youth under the ... Read More

Shiri Bartman, M.A. C. Psych. BCBA, RBA (Ontario)

Clinical Psychologist

Shiri is a dually registered psychologist and behaviour analyst, with over two decades of experience supporting children, youth, and families. She works with a broad range of clients, including neurodiverse individuals, and integrates developmental and behavioural approaches to provide individualized, evidence-based care.

Shiri offers a wide range of assessment services, including autism diagnostic assessments. She has extensive experience in the early identification of autism in very young children and in girls, where presentations can be subtle and easily missed. Her assessment approach is thorough, sensitive, and informed by current research on underrepresented and complex diagnostic profiles. Her treatment approach incorporates ABA and cognitive behavioural interventions including Acceptance and Commitment Therapy (ACT), with a focus on enhancing emotional well-being, resilience, anxiety management, and self-acceptance in children and adolescents.

In addition to direct therapy, Shiri provides parent coaching to support behavioural concerns and strengthen family routines at home. She also offers consultation for early childhood issues, including sleep, feeding, and toileting challenges.

Shiri is dedicated to providing compassionate, strengths-based care that supports children and families in achieving meaningful, lasting change.

Shiri Bartman, M.A. C. Psych. BCBA, RBA (Ontario) Clinical Psychologist Shiri is a dually regis... Read More

Dr. Amanda Cox, Ph.D.

Clinical Psychologist

Dr. Amanda provides therapeutic support for children and adolescents, as well as parent coaching for caregivers. She adopts an integrative therapeutic approach to best meet the unique developmental needs of her clients. Dr. Amanda grounds her work in a person-centered framework, prioritizing the connection and relationship with her clients. She believes that providing a non-judgemental space that fosters acceptance and trust is the foundation for meaningful growth and healing.

Dr. Amanda has experience supporting children and adolescents with anxiety and mood concerns, emotional dysregulation, relational difficulties, school-related challenges, and life transitions.

She also works with youth with ADHD, helping them recognize their unique strengths, deepen their self-understanding, and develop practical strategies for managing areas of difficulty. Her approach blends emotional support with practical behavioural skills (e.g., executive functioning coaching, emotion regulation strategies) to ensure that insights from therapy translate effectively into daily life. Dr. Amanda also has a particular interest in supporting children and adolescents who have experienced grief and loss. She takes a nonpathological approach to grief therapy, guiding bereaved youth to honour, express, and integrate their grief in ways that feel meaningful and authentic to them.

Dr. Amanda also provides psychoeducational assessments. Her approach emphasizes collaboration with families, schools, and community supports to ensure that each child’s strengths and needs are well understood and that recommendations support them in reaching their full potential.

Dr. Amanda earned her Ph.D. in Clinical Child and Adolescent Psychology from the University of Guelph. Her research primarily focused on pediatric health, grief and loss, and adolescent mental health and well-being. Dr. Amanda has experience in school, hospital, community mental health, and private practice settings.

Dr. Amanda sees clients in person at both the Milton and Cambridge locations and is also available for virtual sessions.

Dr. Amanda Cox, Ph.D. Clinical Psychologist Dr. Amanda provides therapeutic support for childre... Read More

Lauren Goncz

Lauren is an undergraduate student at the University of Waterloo, with a major in Psychology.

Lauren has received extensive training in the Fundations and Wilson Reading System. She offers these interventions in an age appropriate and engaging (fun) manner, supporting clients in improving their reading and writing.

Lauren Goncz Lauren is an undergraduate student at the University of Waterloo, with a major in P... Read More

Avneet Hanjrah

Avneet is an undergraduate student at the University of Waterloo, with a major in Psychology.

Avneet has received extensive training in the Fundations and Wilson Reading System. She offers these interventions in an age appropriate and engaging (fun) manner, supporting clients in improving their reading and writing.

Avneet Hanjrah Avneet is an undergraduate student at the University of Waterloo, with a major in... Read More

Jessica Ilton, M.A., Clinical Associate

Jessica provides therapy to adolescents, adults, and couples. She adopts an integrative therapeutic approach, incorporating a variety of modalities to match the needs of her clients. Jessica utilizes a client-centered approach to therapy and has experience with Cognitive Behavioural Therapy (CBT), Cognitive Processing Therapy (CPT) for PTSD, Emotion Focused Therapy (EFT), Internal Family Systems (IFS), and mindfulness-based therapy.

Jessica is currently working towards the completion of her Ph.D. in Clinical and Counselling Psychology at the University of Toronto. She completed her Master’s degree in Counselling Psychology at the University of Ottawa.

Jessica Ilton, M.A., Clinical Associate Jessica provides therapy to adolescents, adults, and cou... Read More

Arthur Jaworski

Executive Functioning Skills Coach

Arthur holds a Master of Arts in Cognitive Science from Marquette University and a Bachelor of Arts in Philosophy from York University. He is an occasional teacher for the Peel Region school board (DPCDSB) and has provided professional academic advising services to students pursuing their bachelor’s degree.

Our Executive Functioning Skills Coaches design customized interventions to assist individuals in managing ADHD and executive functioning challenges, ultimately improving their daily lives. By utilizing evidence-based strategies and tailoring their approach to each client’s needs, our Executive Functioning Skills Coaches work closely with both youth and adults to develop effective strategies that support their unique goals. Through a supportive and collaborative process, they empower clients to take control of their lives and reach their fullest potential. Their primary goal is to equip individuals with the tools and support they need to excel in both their personal and professional pursuits.

Arthur Jaworski Executive Functioning Skills Coach Arthur holds a Master of Arts in Cognitive S... Read More

Clinical Associate, Psychometrist & Executive Functioning Skills Coach

Faryal provides coaching services related to executive functioning skills. In addition, Faryal works as a psychometrist, where she contributes to comprehensive assessments to support clients’ learning and mental health needs.

Faryal completed her Bachelor of Arts in Honours Psychology at York University and is presently a graduate student at the University of Guelph in the Child Clinical Psychology Program.

Our Executive Functioning Skills Coaches design customized interventions to assist individuals in managing ADHD and executive functioning challenges, ultimately improving their daily lives. By utilizing evidence-based strategies and tailoring their approach to each client’s needs, our Executive Functioning Skills Coaches work closely with both youth and adults to develop effective strategies that support their unique goals. Through a supportive and collaborative process, they empower clients to take control of their lives and reach their fullest potential. Their primary goal is to equip individuals with the tools and support they need to excel in both their personal and professional pursuits.

Clinical Associate, Psychometrist & Executive Functioning Skills Coach Faryal provides coach... Read More

Stephanie Martin

Psychological Associate (Supervised Practice)

Stephanie provides therapy to children, adolescents, and their families. In order to provide personalized treatment for each client, Stephanie holds an integrated approach to therapy, drawing from various treatment modalities, including Cognitive-Behavioural Therapy (CBT), Play Therapy, Dialectical Behavioural Therapy (DBT), as well as attachment, mindfulness and relational models. Stephanie is a strengths-based and client-centred therapist who strongly believes in collaborative and meaningful relationships with her clients and their families, wherein everyone involved brings their own unique wisdom and knowledge. She is well-versed in psychoeducational and psychodiagnostics assessment, the treatment of children and adolescents who are experiencing a variety of difficulties, and consultation and parent/teacher support.

Stephanie completed her M.A. in School and Applied Child Psychology at the University of British Columbia and she has worked in a wide range of environments in the Vancouver area, including schools, community mental health clinics, day treatment programs, and private clinics. In Ontario, she also has experience as a Psychology and Psychoeducational Consultant with a local school board.

Stephanie Martin Psychological Associate (Supervised Practice) Stephanie provides therapy to ch... Read More

Renee Moreau

Renee is an undergraduate student at the University of Waterloo, with a major in Psychology.

Renee has received extensive training in the Fundations and Wilson Reading System. She offers these interventions in an age appropriate and engaging (fun) manner, supporting clients in improving their reading and writing.

Renee Moreau Renee is an undergraduate student at the University of Waterloo, with a major in Ps... Read More

Natisha Nabbijohn

Clinical Associate

Natisha is a child and adolescent therapist who adopts an integrative therapeutic approach when working with families, incorporating a variety of modalities to match the needs and preferences of her clients. She has experience with Dialectical Behaviour Therapy (DBT), Cognitive Behavioural Therapy (CBT), Motivational Interviewing (MI) and other interpersonal approaches.

Natisha is currently working towards the completion of her Ph.D. in Clinical Psychology at the University of Guelph, where she also completed her Master’s degree. Her research primarily focuses on understanding how to promote the psychosocial well-being of youth living with chronic pain. Natisha has experience working at the Halton Catholic District School Board and various private practice settings.

Natisha Nabbijohn Clinical Associate Natisha is a child and adolescent therapist who adopts an ... Read More

Michelle Nelson

Psychometrist & Executive Functioning Skills Coach

Michelle has completed her M.A. in Counselling Psychology at Yorkville University. She has worked extensively in the education system with roles as teacher and support staff where she focused on supporting and understanding her students’ needs and strengths to help them develop and learn throughout the school year.

Our psychometrists assist clinical psychologists in the administration of psychological, cognitive, psychoeducational and giftedness assessments. They work with clients, families, and schools to understand not only client challenges but also their strengths, providing results and recommendations to further individual growth.

Our Executive Functioning Skills Coaches design customized interventions to assist individuals in managing ADHD and executive functioning challenges, ultimately improving their daily lives. By utilizing evidence-based strategies and tailoring their approach to each client’s needs, our Executive Functioning Skills Coaches work closely with both youth and adults to develop effective strategies that support their unique goals. Through a supportive and collaborative process, they empower clients to take control of their lives and reach their fullest potential. Their primary goal is to equip individuals with the tools and support they need to excel in both their personal and professional pursuits.

Michelle also offers one-to-one tutoring for all core subject areas for Grades 1 through 10.

Michelle Nelson Psychometrist & Executive Functioning Skills Coach Michelle has completed h... Read More

Rachael Qin

Rachael is an undergraduate student at the University of Waterloo, with a major in Psychology.

Rachael has received extensive training in the Fundations and Wilson Reading System. She offers these interventions in an age appropriate and engaging (fun) manner, supporting clients in improving their reading and writing.

Rachael Qin Rachael is an undergraduate student at the University of Waterloo, with a major in P... Read More

Sophie Skillen

Executive Functioning Skills Coach

Sophie completed her Bachelor of Arts in Honours Psychology, Neuroscience and Behaviour with a Mental Health Specialization from McMaster University and is presently a graduate student at the University of Alberta in the School and Clinical Child Psychology Program. Sophie has previous experience as a psychometrist and ABA therapist.

Our Executive Functioning Skills Coaches design customized interventions to assist individuals in managing ADHD and executive functioning challenges, ultimately improving their daily lives. By utilizing evidence-based strategies and tailoring their approach to each client’s needs, our Executive Functioning Skills Coaches work closely with both youth and adults to develop effective strategies that support their unique goals. Through a supportive and collaborative process, they empower clients to take control of their lives and reach their fullest potential. Their primary goal is to equip individuals with the tools and support they need to excel in both their personal and professional pursuits.

Sophie Skillen Executive Functioning Skills Coach Sophie completed her Bachelor of Arts in Hono... Read More

Dr. Olga Smoliak

Psychologist

Dr. Smoliak provides counselling and psychotherapy to individual adults, couples, and families. What distinguishes her as a professional is a blend of training and experience in relational dynamics and individual mental health difficulties. As a researcher and clinician, she offers up-to-date knowledge of individual and couples distress using empirically supported and effective interventions. She primarily uses emotionally-focused therapy in her work with couples and draws on a range of approaches in working with individuals.

Dr. Smoliak received her Ph.D. in Counselling Psychology from the University of Calgary and is currently an Associate Professor in the Department of Family Relations and Human Development at the University of Guelph. She is registered with the College of Psychologists and Behaviour Analysts of Ontario. Dr. Smoliak co-edited three books and authored more than 70 journal articles on the topic of psychotherapy and counselling, including the Handbook of Counselling and Psychotherapy in Canada. In addition to her scholarly and educational contributions to the field, she brings 20+ years of professional experience in psychotherapy.

Dr. Olga Smoliak Psychologist Dr. Smoliak provides counselling and psychotherapy to individual ... Read More

Alessia Zappia

Clinical Associate, Psychometrist & Executive Functioning Skills Coach

Alessia provides therapy under the supervision of a Clinical Psychologist. Her approach with children and youth is warm, collaborative and practical, integrating Cognitive and Behavioural approaches (CBT, DBT). Alessia also provides coaching services related to executive functioning skills. In addition, Alessia works as a psychometrist, where she contributes to comprehensive assessments to support clients’ learning and mental health needs.

Alessia completed her Bachelor of Arts in Honours Psychology at the University of Western Ontario and is presently a graduate student at the University of Western Ontario in the School and Applied Child Psychology Program. In addition to psychometry work, Alessia has previous experience as a Registered Behavior Technician.

Our Executive Functioning Skills Coaches design customized interventions to assist individuals in managing ADHD and executive functioning challenges, ultimately improving their daily lives. By utilizing evidence-based strategies and tailoring their approach to each client’s needs, our Executive Functioning Skills Coaches work closely with both youth and adults to develop effective strategies that support their unique goals. Through a supportive and collaborative process, they empower clients to take control of their lives and reach their fullest potential. Their primary goal is to equip individuals with the tools and support they need to excel in both their personal and professional pursuits.

Alessia Zappia Clinical Associate, Psychometrist & Executive Functioning Skills Coach Aless... Read More

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