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
- Individual and Situational Predictors of Threatening Dream Content During the COVID‐19 Pandemic (2026)
- Journal of Sleep Research
(A1 Refereed original research article in a scientific journal) - NREM-parasomniat (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 parasomniat (2026) Unilääketiede Valli, Katja
(D2 Article in a professional compilation book) - Yksittäiset ja käyttäytymisen normaalivaihteluun liittyvät oireet (Isolated symptoms and normal variants) (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)



