Our Team

Dr. Steven Jett (Guelph Office)
Jett- head shot

I am a Registered Psychologist in Ontario. I earned my doctorate in Counselling Psychology from Indiana University. Along with 10 years of university and graduate school training in psychology, I have participated in specialized training in posttraumatic stress disorder (PTSD), psychopharmacology, acquired brain injury (ABI), anxiety, chronic pain, couples therapy, and family therapy. I have also served on the board of the Brain Injury Association of Waterloo-Wellington.

My professional experience is diverse. I provide individual therapy to military veterans and survivors of trauma. I provide psychological counselling to people who have suffered acquired brain injury and are dealing with emotional and cognitive difficulties.  I counsel conflicted couples and families. I assess and treat people returning to the workforce after injury or disability. I lead a psycho-educational group for caregivers of loved ones with acquired brain injuries. I offer services to athletes seeking an edge in their sport.

For leisure, I enjoy bike riding with my family, going to local parks, and visiting friends and family in the States. I also enjoy playing basketball and golf.

Dr. Emma Guild (Guelph Office)


I am a registered psychologist with the College of Psychologists of Ontario. I have specialized training in determining how changes in the brain lead to changes in thinking abilities (clinical neuropsychology). I have a great deal of experience with assessment, diagnosis and intervention techniques for a variety of neurocognitive and neurodegenerative disorders. These include epilepsy, brain tumor, brain injury, Parkinson’s disease, mild cognitive impairment and dementia. I provide evidence-based therapy for addressing depression, anxiety, post-traumatic stress, adjustment to an unexpected event, acquired brain injury, chronic pain and stress. I also offer a research-supported cognitive rehabilitation intervention called Goal Management Training designed to improve the organization of goals and the ability to achieve them for individuals experiencing weaknesses in executive functioning. I earned my PhD in psychology at the University of Toronto. I have published peer-reviewed papers on memory changes with healthy aging, cognitive changes associated with mild cognitive impairment, traumatic brain injury and mechanisms of memory and perception.

Richard Avery (Guelph Office)

I am a registered social worker with the Ontario College of Social Workers and Social Service Workers (OCSWSSW). I am a member of the Ontario Association of Social Workers (OASW). I received my Master of Social Work degree from Wilfrid Laurier University. I have participated in specialized training in Narrative Therapy practice, grief counselling, and suicide bereavement. I utilize a mix of therapeutic approaches drawing on elements of CBT, Mindfulness, and Solution-Focused therapies. My core framework is Narrative Therapy practice.

Regardless of the therapy approach, my technique is client-centred and collaborative in nature, and unique to each person’s circumstances, strengths and abilities. I have supported clients addressing challenges around acquired brain injury, anxiety, depression, grief and bereavement, self-esteem and self-confidence, and trauma. My experiences working with clients have been with individuals, couples, children and families. The services I provide with Jett Psychological Services are supervised by Dr. Steven Jett.

Pam Saunderson (Guelph Office)

I am a Registered Psychotherapist with the College of Registered Psychotherapists of Ontario. I am also a Registered Art Therapist with the Canadian Art Therapy Association. In addition to my work at Jett
Psychological Services, I have been a Psychotherapist and Art Therapist at Homewood Health Centre in Guelph for the last 20 years.

I have extensive experience in supporting individuals with depression,
grief/bereavement, and trauma.  I have had specialized training in
Cognitive Processing Therapy for PTSD as well as Goal Management
Training (GMT) for cognitive rehabilitative intervention.

My approach is to provide a safe and supportive environment. I
incorporate tools from mindfulness, Dialectical Therapy (DBT), Cognitive
Behavioural Therapy (CBT), as well as self-compassion training. The services I provide at Jett Psychological Services are supervised by Dr. Jett.

Tom Cebrat (Guelph Office)

Tom picI am a registered psychotherapist with the College of Psychotherapists in Ontario (CRPO). I am also a long standing member of the Ontario Association of Consultants, Counsellors, Psychometrists and Psychotherapists (OACCPP) as well as a member of Canadian Association for Cognitive and Behavioral Therapies (CACBT). Over the years, I have worked extensively in a teaching hospital and private settings. I practice in psychotherapy, assessment and neurorehabilitation. I have worked for over 25 years at Hamilton Health Sciences in the process of assessment and treatment of patients of all ages, with complex neurobehavioral, emotional, psychiatric, developmental difficulties, relating to different medical conditions, head injury, depression, anxiety, chronic pain, posttraumatic, learning and adjustment issues. I have a formal training in delivery of Cognitive Behavior Therapy (CBT), Dialectical Behavior Therapy (DBT) and problem focused therapy for children, adolescents and adults suffering from multiple emotional, physical and medical issues. In the private practice setting(s), I have years of extensive experience in working with individuals who have survived a car accident or work injury. The majority of the work I do with Jett Psychological Services is assessment, which is supervised by Dr. Jett. My experience in working with patients from many cultural backgrounds has enabled me to have good understanding of the cultural sensitivities and concerns. I am fluent in English and Polish.

Dr. Aziz Nashef (Guelph Office)

I am a registered psychologist both in Ontario and the state of Massachusetts. I earned my Doctorate in Clinical Psychology with a specialization in child, adolescent and family mental health from William James College in Boston. I have worked for the past six years in the Counselling Services Department at the University of Waterloo, providing the student population with individual counselling, group therapy, and psychological assessment services for a wide range of psychological difficulties. I have worked in the area of community mental health, day and inpatient hospital programs, and psychological assessment clinics prior to my work at the university. My individual therapy work is informed by Cognitive-Behavioural Therapy (CBT), Dialectical Behaviour Therapy (DBT) and Positive Psychology. The work that I do with Jett Psychological Services is psychological assessment, which is supervised by Dr. Jett.

In my leisure time, I enjoy hiking and playing tennis. I also enjoy learning about meteorology and volunteering in my community.

Cathy Cameron (Guelph Office)

I am a Psychotherapist with over 30 years of extensive expertise working with children, adolescents, individuals and families. I am a Registered Psychotherapist with a degree in Clinical Behavioural Sciences and a Diploma in Child and Youth Counselling. I have completed certifications in Focusing Oriented Therapy, Critical Incident Stress Management, Bereavement, Loss & Trauma and Advanced Critical Internship for Sexual Abuse Survivors. The services I provide with Jett Psychological Services are supervised by Dr. Jett. I use an eclectic therapeutic approach using a variety of treatment modalities in her practice to assist clients dealing with personal challenges.

My main focus currently includes: Anxiety, Depression, ADHD, Autism, Behavioural Difficulties, Divorce, Emotional Regulation, NVLD (Non-verbal Learning Disability), Parenting Struggles.  I am presently conducting social skills groups in Guelph for children aged 6 to 13. Learning new information, strategies and tools can help you get back on your feet … no matter what life challenges you face.

Nancy Braafladt Mesher (Guelph Office)

rsz_nancy_pictureI am a cognitive behavioural counsellor, providing therapy for adults struggling with depression, anxiety and stress-related issues. Additionally, I provide therapeutic services for individuals with acquired brain injuries. I am nonjudgmental and compassionate in my approach. I appreciate the effort it takes to rebound from difficulties with mood, interpersonal strain and cognitive challenges. I earned my Master’s degree in clinical psychology from Vanderbilt University. I work under the supervision of Dr. Jett. In my free time, I enjoy spending time with my family and friends, running with my dogs, and  working with dogs at the humane society.

Did you know…

One in five Canadians will experience a mental illness in their lifetime.


A psychologist can help.

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