Roger Dixon, PhD

Professor, Faculty of Science - Psychology Science

Contact Overview Courses Publications

Contact

Professor, Faculty of Science - Psychology Science

Email: rdixon@ualberta.ca
Phone: (780) 492-5850
Address: P-579 Bio Science - Psychology Wing
11355 - Saskatchewan Drive

Edmonton AB

T6G 2E9

Overview

Area of Study / Keywords

Aging Neurodegeneration Longitudinal Omics Machine Learning

Research

Longitudinal and Epidemiological Research in Resilient, Normal, Impaired, and Neurodegenerative Aging

Applications of Artificial Intelligence, Neuro-informatics, Machine Learning, and Other Quantitative Modeling Technologies

Interactions among Genetic, Biological, Metabolic, Health, Functional, and Lifestyle Influences in Brain/Cognitive Aging and Neurodegenerative Disease

Alzheimer's Disease and Related Dementias

Biomarkers and Risk/Protective Factors Predicting Differential Trajectories, Transitions, and Outcomes of Neurocognitive Aging

Teaching

PSYC 403 and PSYC 505: Characteristics and Transitions in Normal Aging, Cognitive Impairment and Alzheimer's Disease

Courses

PSYCH 403 - Recent Advances in Experimental Psychology: Models and Theories

Discussion of advanced concepts and theories developed by selected fields within experimental psychology. The course will examine the relation between theory and data in these fields. Prerequisites: PSYCH 213 or STAT 151 or 161, and a 300-level PSYCH course. Note: Consult the Department of Psychology webpage for the topics for the year and any additional prerequisites (https://www.ualberta.ca/psychology/undergraduate-studies/courses/special-topics.html). [Faculty of Science]

Fall Term 2024

PSYCH 505 - Conference Course in Psychology

[Faculty of Science]

Fall Term 2024

Browse more courses taught by Roger Dixon

Featured Publications

Association of plasma biomarkers with cognition, cognitive decline, and daily function across and within neurodegenerative diseases: Results from the Ontario Neurodegenerative Disease Research Initiative.

Sanchez, E., ... Black, S.E., Borrie, M., Dilliott, A.A., Dixon, R.A., ... Kvartsberg, H., Zetterberg, H., Munoz, D.P., the ONDRI Investigators, & Masellis, M.

Alzheimer's & Dementia. 2024 March; 20 (3):1753-1770

Machine learning analyses identify frailty-related morbidities that discriminate four cohorts in the Alzheimer's disease spectrum: A COMPASS-ND study.

Bohn, L., Drouin, S.M., McFall, G.P., Rolfson, D.B., Andrew, M.K., & Dixon, R.A.

BMC Geriatrics . 2023 October; 23 (Article 837):1-20

Identifying key multi-modal predictors of incipient dementia in Parkinson's disease: A machine learning analysis and Tree SHAP interpretation.

McFall, G.P., Bohn, L., Drouin, S.M., Gee, M., Fah, H., Han, W., Li, L., Camicioli, R., & Dixon, R.A.

Frontiers in Aging Neuroscience. 2023 July; 15 (Article 1124232):1-25

Gender specific factors contributing to cognitive resilience in APOE ɛ4 positive older adults in a population-based sample.

Zheng, L., Eramudugolla, R., Cherbuin, N., Drouin, S.M., Dixon, R.A., & Anstey, K.J.

Scientific Reports . 2023 May; 13 (8037):1-15

Dementia risk prediction in a longitudinal geriatric Parkinson’s disease cohort: Evaluation and application of the Montréal Parkinson Risk of Dementia Scale.

Bohn, L., McFall, G.P., Gee, M., Postuma, R.B., Dixon, R.A., & Camicioli, R.

Canadian Geriatrics Journal. 2023 January; 26 (1):176-186

Bridging Integrator 1 (BIN1, rs6733839) and sex are moderators of vascular health predictions of memory aging trajectories.

Heal, M., McFall, G.P., Vergote, D., Jhamandas, J.H., Westaway, D., & Dixon, R.A.

Journal of Alzheimer's Disease. 2022 February; 89 (2):265-281

Data-driven analyses of longitudinal hippocampal imaging trajectories: Discrimination and biomarker prediction of change classes.

Drouin, S.M., McFall, G.P., Potvin, O., Bellec, P., Masellis, M., Duchesne, S., & Dixon, R.A. for the Alzheimer’s Disease Neuroimaging Initiative

Journal of Alzheimer's Disease . 2022 January; 88 (1):97-115

Comprehensive serum lipidomics for detecting incipient dementia in Parkinson's disease.

Buzatto, A.Z., Tatlay, J., Bajwa, B., Mung, D., Camicioli, R., Dixon, R.A., & Li, L.

Journal of Proteome Research. 2021 July;

Association of sex differences in dementia risk factors with sex differences in memory decline in a population-based cohort spanning 20-76 years.

Anstey, K.J., Peters, R., Mortby, M., Kiely, K.M., Eramudugolla, R., Cherbuin, N., Huque, H., & Dixon, R.A.

Scientific Reports. 2021 May; 11

Portals to frailty? Data-driven analyses detect early frailty profiles.

Bohn, L., Zheng, Y., McFall, G.P., & Dixon, R.A.

Alzheimer's Research & Therapy. 2021 March; 13 (1)

Integrating three characteristics of executive function in non-demented aging: Trajectories, classification, and biomarker predictors.

Caballero, H.S., McFall, G.P., Wiebe, S., & Dixon, R.A.

Journal of the International Neuropsychological Society. 2021 March; 27 (2):158-171

In multiple facets of Subjective Memory Decline, sex moderates memory predictions.

Drouin, S.M., McFall, G.P., & Dixon, R.A.

Alzheimer's & Dementia: Diagnosis, Assessment & Disease Monitoring. 2020 July; 12 (1):e12089

A multiomics approach to heterogeneity in Alzheimer's disease: Focused review and roadmap.

Badhwar, A., McFall, G.P., Sapkota, S., Black, S., Chertkow, H., Duchesne, S., Masellis, M., Li, L., Dixon, R.A., & Bellec, P.

Brain. 2020 May; 143 (5):1315-1331

Future directions for dementia and prevention research: An International Research Network on Dementia Prevention consensus.

Anstey, K.J., Peters, R., Zheng, L., Barnes, D.E., Brayne, C., Brodaty, H., Chalmers, J., Clare, L., Dixon, R.A., Dodge, H., Lautenschlager, N., Middleton, L., Qiu, C., Rees, G., Sahar, S., & Yaffe, K.

Journal of Alzheimer's Disease. 2020 January; 78 doi:10.3233/JAD-200674 (1):3-12