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Valgeir Thorvaldsson

Senior lecturer

Valgeir Thorvaldsson
Senior lecturer
+46 31 786 1675

Room number: 533
Postal Address: Box 500, 40530 Göteborg
Visiting Address: Haraldsgatan 1 , 41314 Göteborg

Department of Psychology (More Information)
Box 500
405 30 Göteborg
Visiting Address: Haraldsgatan 1 , 413 14 Göteborg

About Valgeir Thorvaldsson


B. A. in psychology, University of Iceland 2001
Licentiate (comparable to master) in psychology, University of Gothenburg 2005
PhD, Department of Psychology, University of Gothenburg 2008
Post-doc, Department of Psychology, University of Gothenburg and University of Victoria, BC, Canada 2010
Associate professor, Department of Psychology, University of Gothenburg 2015


Quantitative methods, especially Bayesian data analyses, multilevel and structural equation modeling of longitudinal data.

Research interests

Determining factors (i.e., genetic and environmental), of cognitive aging and dementia risk among older citizens.

Current research

Vascular factors of importance for cognitive aging and dementia risk among older individuals, birth cohort differences and cognitive aging, associations between sleep quality and cognitive decline.

Selected publications

Thorvaldsson, V., Skoog, I., & Johansson, B. (2017). IQ as moderator of terminal decline in perceptual and motor speed, spatial, and verbal ability: Testing the cognitive reserve hypothesis in a population-based sample followed from age 70 until death. Psychology & Aging, 32(2), 148-157.

Thorvaldsson, V., Karlsson, P., Skoog, J., Skoog, I., & Johansson, B. (2017). Better cognition in new birth cohorts of 70 year olds, but greater decline thereafter. Journals of Gerontology: Psychological Sciences, 72(1), 16-24.

Thorvaldsson, V., Skoog, I., Hofer, S. M., Börjesson-Hanson, A., Östling, S., Sacuiu, S., & Johansson, B. (2012). Non-linear blood pressure effects on cognition in old age. Separating between-person and within-person associations. Psychology and Aging. 27, 375-383.

Thorvaldsson, V., MacDonald, S. W. S., Fratiglioni, L., Winblad, B., Kivipelto, M., Laukka, E. J., Skoog, I., Sacuiu, S., Guo, X., Östling, S., Börjesson-Hanson, A., Gustafson, D., Johansson, B., Bäckman, L. (2011). Onset and rate of cognitive change before dementia diagnosis: Findings from two Swedish population-based longitudinal studies. Journal of the International Neuropsychological Society, 17(1), 154-162.

Thorvaldsson, V., Nordlund, A., Reinvang, I., Blennow, K., Zetterberg, H., Wallin, A., & Johansson, B. (2010). Memory in individuals with mild cognitive impairment in relation to APOE and CSF Aβ42. International Psychogeriatrics, 22, 598-606.


Latest publications

Disentangling the Mechanisms of Retirement Adjustment: Determinants and Consequences of Subjective Well-Being
Isabelle Hansson, Sandra Buratti, Valgeir Thorvaldsson, Boo Johansson, Anne Ingeborg Berg
International Association of Gerontology and Geriatrics European Region Congress (IAGG-ER), Gothenburg, Sweden, May 23-25, 2019, Conference contribution 2019
Conference contribution

Alcohol Consumption and Cognitive Aging – a Longitudinal Study across Twenty Years
Linda Hassing, Linn Elena Zulka, Valgeir Thorvaldsson
GSA 2018 Annual Scientific Meeting, 14 - 18 November, Boston, USA, Poster 2018

Showing 61 - 70 of 70


Onset of cognitive decline in pre-clinical dementia: Findings from the longitudinal H-70 study in Göteborg
Valgeir Thorvaldsson, Ingmar Skoog, Boo Johansson
XI Congress of the International Federation of Psychiatric Epidemiology, Göteborg, Sweden (abstract nr. OR-19.4)., Conference paper 2007
Conference paper


Estimating the effects of repeated test exposure by a design-based sampling approach
Valgeir Thorvaldsson, S.M Hofer, S Berg, Boo Johansson
The 2006 Cognitive Aging Conference, Atlanta, GA, USA. , Conference paper 2006
Conference paper

Cognitive abilities in late life, proximity to death and distance from birth
Boo Johansson, Valgeir Thorvaldsson, S Hofer, N. L. Pedersen, S Berg et al.
Cognitive abilities in late life, proximity to death and distance from birth. Paper presented at the 18th Nordic Congress in Gerontology, Jyväskylä, Finland., Conference paper 2006
Conference paper

Cross-national coordinated analysis (IALSA) of age, sex, and education effects on change in MMSE scores
M Piccinin, S, M Hofer, K.J. Anstey, I.J. Deary, Boo Johansson et al.
59th Annual Scientific Meeting of the Gerontological Society of America, Dallas, TX, USA., Conference paper 2006
Conference paper

Effects of repeated testing in a longitudinal age-homogeneous study of cognitive aging
Valgeir Thorvaldsson, S. M Hofer, S Berg, Boo Johansson
Journal of Gerontology: Psychological Sciences, Journal article 2006
Journal article


Cognitive performance 10-18 years before stroke
Simona Sacuiu, G Xinxin, Deborah Gustafson, Ingmar Skoog, Valgeir Thorvaldsson et al.
Second Congress of the International Society for Vascular, Behavioural, and Cognitive Disorders (VasCog), Firenze, Italy., Conference paper 2005
Conference paper

Age- and time-to death-based interrelationships between perceptual speed and memory in the oldest-old
Valgeir Thorvaldsson, S Hofer, Boo Johansson
The 58th Scientific Meeting with the American Gerontological Society , Conference paper 2005
Conference paper


Memory and cognitive trajectories from age 85 to 100: Normative and individual data in H70.
Valgeir Thorvaldsson, S Berg, G Steen, Boo Johansson
17th Nordic Congress of Gerontology, Stockholm, Sweden (abstract nr. P155:18) , Conference paper 2004
Conference paper

Showing 61 - 70 of 70

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