Dr. Lynn MacKenzie, R.Psych. (she/her)
CLINICAL PSYCHOLOGIST
Clinical Expertise
Dr. MacKenzie works with adolescents (ages 16+ years) and adults (ages 18+ years) experiencing a range of difficulties and mental health disorders, including: post-traumatic stress disorder, psychosis and psychotic-like experiences (substance-induced psychosis, early psychosis, schizophrenia, mood disorders with psychotic features), mood disorders (bipolar disorders, major depressive disorder, persistent depressive disorder) and anxiety disorders (social anxiety disorder, generalized anxiety disorder, panic disorder, agoraphobia, and specific phobias), obsessive-compulsive disorder and related disorders (hair pulling disorder, skin picking disorder, body focused repetitive behaviours), and substance use disorders. Dr. MacKenzie provides workshops and professional consultation in her areas of expertise.
Education, Clinical Training & Experience
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Doctorate of Philosophy (PhD) in Clinical Psychology, Dalhousie University (Halifax, NS)
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Master of Arts (MA) in Psychology, Columbia University, (New York, NY)
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Bachelor of Science in Education, University of Maine (Presque Isle, Maine)
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Bachelor of Arts, Dalhousie University (Halifax, NS)
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Clinical Psychology Residency completed at the Centre for Addiction and Mental Health (Toronto, ON)
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Psychologist (Supervised Practice) at the Centre for Addiction and Mental Health Work, Stress, and Health Service working primarily with first responders with post-traumatic stress disorder and concurrent mood disorders (Toronto, ON)
Current Activities & Memberships
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Registered Psychologist (#R1082), Nova Scotia Board of Examiners in Psychology
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Clinical Psychologist, Dalhousie Department of Psychology and Neuroscience
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Member, Canadian Psychological Association
Selected Publications
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Herman, Y., Norouzian, N., & MacKenzie, L. E. (2022). An integrated substance use treatment model for young adults with first‐episode psychosis: A naturalistic pilot evaluation. Early Intervention in Psychiatry.
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MacKenzie, L.E., Uher, R., Pavlova, B. (2019). Cognition in first degree relatives of individuals with major depressive disorder: A meta-analysis. JAMA Psychiatry, 76, 297-305
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Zwicker, A., MacKenzie, L.E., Drobinin, V., Bagher, A.M., Howes Vallis, E., Propper, L., Bagnell, A., Abidi, S., Pavlova, B., Alda, M., Denovan-Wright, E.M., Uher, R. (2019). Neurodevelopmental and genetic determinants of exposure to adversity among youth at risk for mental illness. Journal of Child Psychology and Psychiatry, 61, 536-544
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Zwicker, A., MacKenzie, L.E., Drobinin, V., Howes Vallis, E., Patterson, V.C., Stephens, M., Cumby, J., Propper, L., Abidi, S., Bagnell, A., Schultze-Lutter, F., Pavlova, B., Alda, M., Uher, R. (2019). Basic symptoms in offspring of parents with non-severe and severe mental illness. BJPsych Open, 5, e54-e76
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MacKenzie, L.E., Patterson, V., Zwicker, A., Drobinin, V., Fisher, H.L, Abidi, S., Greve, A., Bagnell, A., Propper, L., Alda, M., Pavlova, B., Uher, R. (2017). Hot and cold executive functions in youth with psychotic symptoms. Psychological Medicine, 47, 2844-2853.