About Chartier Arnold Shimp & Associates
Phone icon
We're Ready to Help - Call Today.

About Chartier Arnold Shimp & Associates

Chartier Arnold Shimp & Associates is a private psychological firm staffed by a number of trained professionals, including registered doctoral psychologists, doctoral and master’s degree level associates, psychiatrists, neurofeedback technicians, and administrative support staff.

All are committed to helping you attain better mental health.

Current staff members include:

Registered Doctoral Psychologists

Brian Chartier, PhD., Registered Doctoral Psychologist (APE) #174
Dr. Brian Chartier earned his doctorate in clinical psychology in 1985 from the University of Saskatchewan and founded the practice. From 1982 to 2018 he was an associate professor of psychology at St. Thomas More College, University of Saskatchewan. He has published articles in International Journal of Indigenous Health, Omega: Journal of Death and Dying, Illness, Crisis and Loss, Canada’s Mental Health and the Saskatchewan Medical Journal. He has taught numerous undergraduate and graduate courses, including courses in psychological assessment and professional ethics. He has presented papers at the annual meetings of the Canadian Psychological Association and the Association for Death Education and Counseling. He retired from the university in 2018 and is a professor emeritus of psychology at St. Thomas More College. He works with a wide range of clients, including couples and adults, and has extensive experience working in the areas of grief and bereavement. He also does a wide variety of psychological assessments, including psychological assessments of claimants for the Independent Assessment Process, which examine the effects of Indian residential school abuse. He has also facilitated numerous Grief Ministry Workshops. He has served on the boards for Saskatoon’s Friendship Inn, Family Service Saskatoon, the Association for Death Education and Counseling, and the Saskatoon Community Village.
 

James Arnold, PhD., Registered Doctoral Psychologist (APE) #208
Dr. James Arnold holds a doctorate (1990) and a Master's (1985) in clinical-community psychology from the University of Saskatchewan. He worked for Saskatchewan Health's Mental Health Services Branch for 6 years before going into independent practice in 1992. He has provided psychological assessment and therapy to adults, children, and families. He continues to be involved in team-delivered rehabilitation and serves on boards of community organizations. He has done extensive medical-legal work in the areas of forensic, disability and families in crisis, testifying in courts at various level in Saskatchewan, administrative tribunals and public inquiries several hundred times. He currently accepts new patients only in specific situations, continues to consult to other psychologists, teaches and supervises at the University of Saskatchewan, and sits on several community boards. He commutes year-round by bicycle and can also be found skiing (both kinds), canoeing, sailing, running, and SUP.
 

Lana Shimp, Ph.D., Registered Doctoral Psychologist (APE) #251
Dr. Lana Shimp started working for Chartier Arnold Shimp & Associates in 1996 and is currently the managing partner. She earned her doctorate in clinical psychology from the University of Saskatchewan in 2000. She works primarily with adults and provides individual therapy, couples therapy, psychological assessment, and neurofeedback. She provides assessment and treatment for a variety of issues, including mood (depression and bipolar disorder), anxiety problems (including generalized anxiety, OCD, social anxiety, and panic disorder), stress, insomnia and relationship problems. She utilizes CBT, but also integrates other types of approaches depending on the individual, nature of the difficulty and specific goals. She is a professional affiliate with the Department of Psychology, University of Saskatchewan and provides supervision and training to clinical psychology students, interns and provisionally registered psychologists.


Erika Rojas, Ph.D., Registered Doctoral Psychologist (APE) #938
Dr. Erika Rojas earned her doctorate in clinical psychology from the University of Saskatchewan in 2013 and joined Chartier Arnold Shimp & Associates in 2014. She works with children and adolescents (ages 5 to 18) and adults. She works primarily from a Cognitive Behavioural Therapy framework and integrates other treatment modalities/practices such as Acceptance and Commitment Therapy, Dialectical Behaviour Therapy, Schema Therapy, Interpersonal Process, Mindfulness, and delivers trauma-focused interventions such as Prolonged Exposure and Cognitive Processing Therapy. She also provides neurofeedback training. She has specific training and experience working with anxiety (e.g., social anxiety, obsessive-compulsive disorder, panic disorder), mood disturbances (e.g., depression), trauma (primarily with military and RCMP active and veteran personnel, and other emergency front line workers), emotion dysregulation, stress, and relationship issues. Dr. Rojas conducts diagnostic assessments including evaluations for neurodevelopmental conditions such as Attention-Deficit/Hyperactivity Disorder, Autism Spectrum Disorder, and Intellectual Disability, as well as for mental health conditions including trauma-related disorders (e.g., Veterans Affairs Canada assessments). She is able to provide treatment services in English and Spanish.
 

Chassidy Carruthers, Ph.D., Registered Doctoral Psychologist (Provisional) #1081
Dr. Chassidy Carruthers joined Chartier Arnold Shimp & Associates as a student in 2013. She graduated with a doctorate in clinical psychology from the University of Saskatchewan in 2018. Dr. Carruthers works with adults and couples to address issues including: mood disorders, anxiety disorders, trauma, personality disorders, relational difficulties, and workplace issues. She provides integrative psychological treatment using Cognitive Behavioural Therapy (CBT), Schema Therapy, Dialectical Behaviour Therapy, Acceptance and Commitment Therapy, Prolonged Exposure Therapy, and Cognitive Processing Therapy. Dr. Carruthers also provides trauma and psychological assessments for adults as well as Veterans Affairs Canada assessments.

 

Samantha Horswill, Ph.D., Registered Doctoral Psychologist (APE) #1044
Dr. Samantha Horswill graduated from the University of Regina in 2017 and joined Chartier Arnold Shimp & Associates that same year. Dr. Horswill works with adults. She has experience and training in working with trauma and anxiety-related disorders. A portion of her practice is dedicated to healthcare workers, police officers, and other first responders. Dr. Horswill offers Cognitive Behavioural Therapy (CBT), including Prolonged Exposure and Cognitive Processing Therapy for PTSD. Dr. Horswill also draws from acceptance and commitment therapy, mindfulness-based therapy, and solution-focused therapy. She conducts assessments for diagnosis and treatment planning, and can complete Fitness for Duty Evaluations, Veterans Affairs Canada assessments, and other policing- and military-related assessments.

 

Tyson Kurtenbach, Ph.D., Registered Doctoral Psychologist (APE) #1029
Dr. Tyson Kurtenbach graduated with a doctorate degree in clinical psychology from the University of Saskatchewan in 2016 and joined Chartier Arnold Shimp & Associates in April 2017. Dr. Kurtenbach works with individuals who are 18 years and older. He uses evidence-based treatment approaches in an effort to provide for meaningful and enduring change with each of his clients. He provides Cognitive Behavioural Therapy (CBT), Cognitive Processing Therapy (CPT), Prolonged Exposure (PE), Exposure/Ritual Prevention (EX/RP), exposure therapy for specific phobias, and Schema Therapy. Dr. Kurtenbach’s primary areas of practice include assessment and treatment of mood, anxiety, trauma, and personality disorders in adults. He also has a clinical focus of adult forensic psychology and his primary forensic interest involves sexual deviance/sexual violence recidivism risk assessment and treatment. Dr. Kurtenbach also provides psychodiagnostic, psychovocational, adult cognitive/ADHD, criminal recidivism risk, and sexual deviance/sexual violence recidivism risk assessments.

 

Jocelyn Poock, Ph.D., Registered Doctoral Psychologist (APE) #900
Dr. Jocelyn Poock earned her Ph.D. in clinical psychology from the University of Saskatchewan in 2012 and she joined Chartier Arnold Shimp & Associates in 2017. Dr. Poock has worked in a wide range of clinical settings including children's multidisciplinary mental health agencies, northern communities, private practice, and hospital based-services assessing a range of mental health and developmental issues. Dr. Poock provides psychological and psycho-educational assessments for toddlers, school-age children and adolescents. She works with children and adolescents to provide diagnostic assessment and recommendations for a wide range of issues including specific learning disabilities, intellectual disability, Attention-Deficit/Hyperactivity-Disorder, disorders of behavior, and complex social-emotional difficulties. She has extensive training and experience in the assessment for diagnosis for possible Autism Spectrum Disorder.

 

Lara Spagrud, Ph.D., Registered Doctoral Psychologist (APE) #777
Dr. Lara Spagrud graduated from the University of Saskatchewan with her Ph.D in clinical psychology in 2009 and joined Chartier Arnold Shimp & Associates in 2017. She provides psychological services to children and families and primarily utilizes cognitive-behavioural therapy. Dr. Spagrud offers therapy and assessments for developmental delay, Intellectual Disability, Autism Spectrum Disorder, Attention Deficit/Hyperactivity Disorder, Oppositional Defiant Disorder, anxiety disorders, mood disorders, sleep difficulties and picky eating.

 

Larisa Cornelius, Ph.D., Registered Doctoral Psychologist (APE) #1059
Dr. Larisa Cornelius graduated with a doctorate degree in clinical psychology from the University of Saskatchewan in 2018 and began working as an associate at Chartier Arnold Shimp & Associates in June of that year. Dr. Cornelius works with individuals across the lifespan, with a strong interest in working with children and adolescents 18 years and under. She primarily utilizes Cognitive Behavioural Therapy (CBT) with DBT and Mindfulness as appropriate. Dr. Cornelius provides assessments for neurodevelopmental disorders (autism spectrum disorder, ADHD, intellectual disabilities, learning disabilities), mental health (anxiety, OCD, depression, trauma), and Veterans Affairs Canada.

 

F. Caitlin Sothmann M.A., Registered Psychologist #930 
Ms. Sothmann graduated from the City University of New York, John Jay College of Criminal Justice with her M.A. in forensic psychology in 2006 and joined Chartier Arnold Shimp & Associates in 2011. She provides psychological services to adults and primarily utilizes Dialectical Behaviour Therapy (DBT). She offers therapy for personality disorders, addictions, and mood disorders. Ms. Sothmann also offers forensic assessment, particularly risk assessments.

 

Sarah Friesen, M.Ed. Registered Psychologist (APE) #764 
Sarah Friesen graduated from the University of Saskatchewan with a M.Ed. in School and Counselling Psychology in 2008. She joined Chartier Arnold Shimp & Associates in 2021. Sarah provides assessment, diagnostic, and treatment services to children with developmental, learning, and behavioural challenges. She has training and experience in the assessment and diagnosis of Autism Spectrum Disorder and Developmental Disabilities, mental health disorders, and challenging behaviours in children with developmental disorders, picky eaters, and children with severe communication challenges.

 

 

Neurofeedback

  • Darrell Kroetsch:
    Mr. Kroetsch works with a Registered Doctoral Psychologist in order to conduct neurofeedback sessions, both assessments and training. He has completed an EEG Biofeedback comprehensive training course and has worked at Chartier Arnold Shimp & Associates since 2011.
 

Our Address:

1324 College Drive
Saskatoon , Saskatchewan  
S7N 0W5
Canada
(306) 664-6647