Katja Valli
PhD, Docent
katval@utu.fi ORCID identifier: https://orcid.org/0000-0002-5133-8664 |
Areas of expertise
Consciouness; altered states of consciousness; sleep; dreaming; anesthesia; evolutionary psychology
Consciouness; altered states of consciousness; sleep; dreaming; anesthesia; evolutionary psychology
Biography
My research mainly focuses on the simulation theories of the evolutionary function
of dreaming (the threat simulation and social simulation theories), and on understanding the neural mechanisms of conscious experiences
in general, and dreaming in particular.
Research
Consciousness research, Altered states of consciousness, Neural correlates of Consciousness, Sleep and Dreaming, Anesthesia, Evolutionary psychology
Consciousness research, Altered states of consciousness, Neural correlates of Consciousness, Sleep and Dreaming, Anesthesia, Evolutionary psychology
Teaching
I regularly teach courses on sleep, dreaming and other altered states of consciusness, and on evolutionary psychology.
Publications
- (2026)
- Journal of Sleep ResearchDreaming
(A1 Refereed original research article in a scientific journal) - (2026) Unilääketiede Lamusuo, Salla; Markkula, Juha; Saarenpää-Heikkilä, Outi; Sarkanen, Tomi; Valli, Katja
(D2 Article in a professional compilation book) - REM-parasomniat (2026) Unilääketiede Sarkanen, Tomi; Valli, Katja; Markkula, Juha
(D2 Article in a professional compilation book) - Unennäkö (2026) Unilääketiede Valli, Katja; Tuominen, Jarno
(D2 Article in a professional compilation book) - Univaiheesta riippumattomat / muut parasomniatDreams in the Times of the COVID-19 Pandemic: Theoretical Perspectives on the Way the Pandemic Affects Dream Contents2026Unilääketiede Valli, Katja
(D2 Article in a professional compilation book) - Yksittäiset ja käyttäytymisen normaalivaihteluun liittyvät oireet (Isolated symptoms and normal variants) Circulating oxylipin and bile acid profiles of dexmedetomidine, propofol, sevoflurane, and S-ketamine : a randomised controlled trial using tandem mass spectrometry (2026) Unilääketiede Valli, Katja
(D2 Article in a professional compilation book) - A dream EEG and mentation database (2025)
- Nature Communications
(A1 Refereed original research article in a scientific journal) - State anxiety is associated with hormonal, cardiovascular, and sleep parameters in Finnish postmenopausal women (2025)
- Maturitas
(A1 Refereed original research article in a scientific journal) - Dream function and dream amnesia: Dissolution of an apparent paradox (2024)
- Neuroscience and Biobehavioral Reviews
(A1 Refereed original research article in a scientific journal) - Morning tiredness and insomnia symptoms are associated with increased blood pressure in midlife women (2024)
- Maturitas
(A1 Refereed original research article in a scientific journal) - Nightmares share genetic risk factors with sleep and psychiatric traits (2024)
- Translational Psychiatry
(A1 Refereed original research article in a scientific journal) - The relationship of bispectral index values to conscious state: an analysis of two volunteer cohort studies (2024)
- British Journal of Anaesthesia
(A1 Refereed original research article in a scientific journal) - Viral simulations in dreams: The effect of the COVID-19 pandemic on threatening dream content in a Finnish sample of diary dreams (2024)
- Consciousness and Cognition
(A1 Refereed original research article in a scientific journal) - COVID-19 on Mind: Daily Worry About the Coronavirus Is Linked to Negative Affect Experienced During Mind-Wandering and Dreaming (2023)
- Emotion
(A1 Refereed original research article in a scientific journal) - Dangerous Waters: The Impact of the 2004 Indian Ocean Tsunami on Survivor Dream Content (2023)
(A1 Refereed original research article in a scientific journal) - Dangerous waters: The impact of the 2004 Indian Ocean tsunami on survivor dream content. (2023)
- Dreaming
(A1 Refereed original research article in a scientific journal) - Decreased Thalamic Activity Is a Correlate for Disconnectedness during Anesthesia with Propofol, Dexmedetomidine and Sevoflurane But Not S-Ketamine (2023)
- Journal of Neuroscience
(A1 Refereed original research article in a scientific journal) - (2023) The Social Science of the COVID-19 Pandemic: A Call to Action for Researchers Tuominen Jarno, Revonsuo Antti, Valli Katja
(B2 Non-refereed book chapter or chapter in a compilation book) - (2022)
- BJA Open
(A1 Refereed original research article in a scientific journal) - Effects of dexmedetomidine, propofol, sevoflurane and S-ketamine on the human metabolome: A randomised trial using nuclear magnetic resonance spectroscopy (2022)
- European Journal of Anaesthesiology
(A1 Refereed original research article in a scientific journal)



