CannTeen: cognitive function in adolescent and adult cannabis users and age-matched controls THIS IS A PRELIMINARY SCIENTIFIC WORK THAT HAS NOT BEEN PEER REVIEWED 1 THE CANNTEEN STUDY: VERBAL EPISODIC MEMORY, SPATIAL WORKING MEMORY, AND 1 RESPONSE INHIBITION IN ADOLESCENT AND ADULT CANNABIS USERS AND AGE-MATCHED 2 CONTROLS 3 Disclaimer: This is preliminary scientific work that has not been peer reviewed. 4 Authors 5 W Lawn 1,2 , N Fernandez-Vinson 1,3 , C Mokrysz 1 , G Hogg 1 , R Lees 3 , K Trinci 1 , K Petrilli 4 , A Borissova 5,6 , S 6 Ofori 1 , S Waters 7 , P Michór 8 , MB Wall 1,9 , TP Freeman 1,4 & HV Curran 1 7 8 Affiliations 9 1 Clinical Psychopharmacology Unit, University College London, London, United Kingdom. 10 2 Department of Addictions, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, 11 London, United Kingdom. 12 3 Faculty of Biology, Medicine and Health, University of Manchester, Manchester, United Kingdom 13 4 Addiction and Mental Health Group (AIM), Psychology Department, University of Bath, Bath, United 14 Kingdom 15 5 Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom 16 6 NIHR University College London Hospitals Biomedical Research Centre, University College Hospital, 17 London, United Kingdom. 18 7 Department of Psychiatry, University of Oxford, Warneford Hospital, Oxford, UK 19 8 School of Life Sciences, University of Warwick, Coventry, United Kingdom 20 9 Invicro London, Burlington Danes Building, Hammersmith Hospital, Du Cane Road, London, United 21 Kingdom. 22 23 24 Abstract word count: 226 (word limit 250) 25 Main text word count: 4,632 26 27 Keywords: cannabis, marijuana, adolescence, response inhibition, memory, working memory, verbal 28 memory, episodic memory, cognition 29