Ole Andreassen

Professor - NORMENT part UiO
Image of Ole Andreassen
Norwegian version of this page
Mobile phone +47 99038893
Visiting address Oslo Universitetssykehus HF - Ullevål Avdeling for psykoseforskning Bygg 49 0424 Oslo
Postal address OUS, Postboks 4956 Nydalen 0424 Oslo

Photo: Kirsten Sjøwall


MD 1993, PhD 1996 Univ. of Bergen
Post doc 1998-2000 Harvard Medical School
Specialist in psychiatry 2006, Oslo University Hospital
Psychiatric genetics, brain imaging genetics, somatic health and immunological factors in severe mental disorders, clinical pharmacogenetics, prediction tools and precision medicine 

POSITIONS - Current: 

2013 -  Director Centre of Excellence NORMENT, Professor, University of Oslo
2006 -  Attending psychiatrist (20 %), Outpatient clinic, Oslo University Hospital
2020 -  Co-director KG Jebsen Centre for Neurodevelopmental disorders, University of Oslo
2012-2018: Director KG Jebsen Centre for Psychosis Research
2011-2012: Visiting Professor, UCSD, USA
2005-2011: Professor in Psychiatry, University of Oslo; Attending Psychiatrist, Oslo University Hospital
2001-2005: Combined position Resident Psychiatry, Oslo University Hospital - Ullevål; Senior Scientist, University of Oslo
2000-2001: Resident Dept. of Psychiatry, Oslo University Hospital - Ullevål
1998-2000: Post Doc, Massachusetts General Hospital, Harvard Medical School, USA
1996-1998: Internship Dept. of Surgery, Internal Medicine, Family Medicine, Stavanger University Hospital, Norway
1993-1996: PhD Research Fellow, Dept. of Physiology, University of Bergen, Norway


2021 Dementia Research Prize, Norwegian Health Association 
2021 Award Best Scientific Publication, Oslo University Hospital
2020 University of Oslo's Research Prize
2019 Excellent Researcher Award, Oslo University Hospital
2018 Bergesen Foundation Prize
2018 Award Best Scientific Publication, Oslo University Hospital
2017 Award Best Scientific Publication, Oslo University Hospital
2016 Award Best Scientific Publication, Oslo University Hospital
2014 Elected member of Norwegian Academy of Science and Letters
2012 Award Best Scientific Publication, Oslo University Hospital
2011 Award The Overlege Dr. M.D. Johan Carl Unger Vetlesen Charitable Fund
2011 Fulbright Scholarship
2011 Award Best Scientific Publication, Oslo University Hospital
2005 Research Leadership Award, Ullevål University Hospital
2004 Outstanding Young Investigator Award (OYI), Research Council of Norway (RCN)
2002 Research Stipend, Odd Fellow Medical Sciences Research Fund
2002 Lundbeck stipend, Research Award
1998 Research Stipend, Odd Fellow Medical Sciences Research Fund
1995 Award for Young Researchers, Scand. College of NeuroPsychopharmacology (SCNP)


Editorial Board: Schizophr Bull, Acta Psych Scand, W J Biol Psych, Eur J Pharmacol, Acta Neuropsychiatrica.

Ad hoc referee: New Engl J Med, Nat Genet, Nat Med, Nat Commun, Lancet, BMJ, PNAS, Mol Psychiatry, JCI, Am J Psychiatry, JAMA Psychiatry, Biol Psychiatry, Schizophr Bull, Transl Psych, Neuropsychopharmacology, J Clin Psychiatry, Schizophr Res, Prog Neurobiol, J Psych Res, Int J Neuropharm, Pharmacogenom J, Cereb Cortex, Neurobiol Dis, J Neurochem, J Psych Neurosci, J Affect Disord, Neuromolecular Med.

Grant review: Canadian Medical Research Council (RC), Neurological Foundation New Zealand, RC of Spain, AERES France, ANR France, Faroe Island RC, Irish RC, BBSRC, Austrian RC, Wellcome Trust, UPEC, MRC, EU ERA-NET, Dutch RC, Swiss RC, Swedish RC, Danish RC, German RC, Univ. Lyon, Univ. Copenhagen, Karolinska Inst., Oslo Univ. Hospital, West Norway Health Region, ERC Starting Grants, Northern Norway Health Region, Univ Montpellier HCERES.

Promotions: Univ. Copenhagen, Univ. Pittsburgh, Duke Univ., UCSD, Karolinska Inst., Univ. Bergen, Norwegian Univ. Science Technology, Univ. Helsinki, Univ Aarhus, South Africa RC, UCSF, UCL

PhD adjudication: Univ. Bergen 3, NTNU 3, Univ. Copenhagen 3, Univ. Gothenburg 1, Karolinska Inst. 1, Univ. Oslo 2. Lausanne Univ: 1, Univ Basel 1, Cardiff Univ 1, KCL 1.


- Director CoE NORMENT  (2013-).  SFF NORMENT
- Director KG Jebsen Centre Psychosis Research (2012-2018). 
- Co-Director Scandinavian Collaboration of Psychiatric Etiology (SCOPE, 2005-),
- Co-Director Bipolar Research and Innovation Network (BRAIN) (2005-).
- Member Coordination Group Psychiatric Genomics Consortium (PGC) & Schizophrenia (2008-) Working Group.
- Chair PGC Bipolar disorder Working Group
- Chair ENIGMA Bipolar disorder Working group (2011-)
- Member Steering Committee FP7 EU projects ENBREC (2008-12), PsychDPC (2011-), ImageMend (2013-), R-LiNK (2019-), coordinator H2020 CoMorMent (2020-24) and H2020 RealMent (2021-)
- Leader of the National Research Area in Psychosis (“NORSMI”, 2009-).
- Co-director Oslo Univ. Hospital MRI Core Facility (2007-). 
- Associate Investigator Centre for Molecular Medicine Norway, a Nordic EMBL Partnership for Molecular Medicine node (2011-).
-Member Research Board OUH (2011-15).


Ongoing: Head supervisor for 3 research fellows (PhD students), co-supervisor for 11 PhD students, supervisor for 14 post docs.
Completed: 37 PhD supervisions incl. 17 as co-supervisor. 1 Master degree, 4 MD PhD student degrees, 21 post docs.
Tags: psychiatry, genetics, biostatistics, precision medicine


Ten representative publications from the last 10 years, main author:

  1. Andreassen OA, Djurovic S, … Dale AM. Improved detection of common variants associated with schizophrenia by leveraging pleiotropy with cardiovascular-disease risk factors. Am J Hum Genet. 2013;92(2):197-209. 
  2. Hibar DP, .. .. Andreassen OA. Subcortical volumetric abnormalities in bipolar disorder. Mol Psychiatry. 2016 Feb 9  21 (12), 1710. 
  3. Lo MT, Hinds DA, ..Andreassen OA*, CH Chen*. Genome-wide analyses for personality traits identify six genomic loci and show correlations with psychiatric disorders. Nat Genet 2017;49:152-6. 
  4. Hibar DP,..Andreassen OA. Cortical abnormalities in bipolar disorder: an MRI analysis of 6503 individuals from the ENIGMA Bipolar Disorder Working Group. Mol Psychiatry. 2018;23(4):932-942. 
  5. Stahl EA, Breen G,… Andreassen OA*, Kelsoe J*, Sklar P*. Genome-wide association study identifies 30 loci associated with bipolar disorder. Nat Genet. 2019;51(5):793-803. 
  6. Jansen IE, .. Andreassen OA*, Posthuma D*. Genome-wide meta-analysis identifies new loci and functional pathways influencing Alzheimer's disease risk. Nat Genet. 2019;51(3):404-413. 
  7. Frei O, Holland D,...Andreassen OA*, Dale AM*. Bivariate Causal Mixture Model Quantifies Polygenic Overlap Between Complex Traits Beyond Genetic Correlation. Nat Commun 2019;10:2417. 
  8. Smeland OB,....Andreassen OA. Genome-wide analysis reveals extensive genetic overlap between schizophrenia, bipolar disorder, and intelligence. Mol Psychiatry 2020;25(4):844-853 
  9. Bahrami S,  ……Andreassen OA. Shared Genetic Loci Between Body Mass Index and Major Psychiatric Disorders: A Genome-wide Association Study. JAMA Psychiatry. 2020 77:1-11. 
  10. Mulins M, …Andreassen OA. Genome-wide association study of more than 40,000 bipolar disorder cases provides new insights into the underlying biology, Nat Genet 2021 Jun;53(6):817-829.

View all works in Cristin

  • Andreassen, Ole Andreas; Malt, Ulrik Fredrik; Malt, Eva Albertsen & Melle, Ingrid (2020). Lærebok i psykiatri Basisversjon. Gyldendal Norsk Forlag A/S. ISBN 978-82-05-52662-4. 519 p.

View all works in Cristin

View all works in Cristin

Published Apr. 13, 2011 2:54 PM - Last modified July 15, 2021 12:22 PM


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