Curriculum Vitae
Current Position
Assistant Professor
Faculty of Psychology and Neuroscience, Maastricht University
Section Forensic Psychology · Department of Clinical Psychological Science
Education
PhD in Psychology
Maastricht University · 2022
Dissertation: “Under the Influence: The effects of drugs on false memory formation and implications for forensic practice”
Research Interests
Selected Publications
Journal Articles (20)
Cannabis intoxication does not impair eyewitness recall with the Sketch Cognitive Interview but increases confidence in lineup errors
Kloft-Heller L, Junk A, Dando CJ, Sauerland M, Otgaar H, Ramaekers JG · Scientific Reports · 2026
Brain-body integromics of the ayahuasca experience
Madrid-Gambin F, Mallaroni P, Haro N, Pozo OJ, Mason NL, Reckweg JT, Kloft-Heller L, van Oorsouw K, Toennes SW, Ramaekers JG · Biomedicine & Pharmacotherapy · 2026
A Case Study on Drug-Assisted Psychotherapy and Recovering and Retracting Beliefs of Abuse
Otgaar H, Kloft-Heller L, Griesfeller AF, Houben STL, ter Beek M, Howe ML, Li C, Muris P, Jelicic M · Journal of Forensic Psychology Research and Practice · 2025
Exploring 5-MeO-DMT as a pharmacological model for deconstructed consciousness
Timmermann C, Sanders JW, Reydellet D, Barba T, Luan LX, Soto Angona O, Ona G, Allocca G, Smith CH, Daily ZG, Mason NL, Kloft-Heller L, Kuchar M, Janeckova L, Palenicek T, Erritzoe D, Ramaekers JG, Carhart-Harris RL, Uthaug MV · Neuroscience of Consciousness · 2025
Ayahuasca enhances the formation of hippocampal-dependent episodic memory without impacting false memory susceptibility in experienced ayahuasca users
Doss MK, Kloft L, Mason NL, Mallaroni P, Reckweg JT, van Oorsouw K, Tupper N, Otgaar H, Ramaekers JG · Journal of Psychopharmacology · 2025
Shared functional connectome fingerprints following ritualistic ayahuasca intake
Mallaroni P, Mason NL, Kloft L, Reckweg JT, van Oorsouw K, Toennes SW, Tolle HM, Amico E, Ramaekers JG · NeuroImage · 2024
Cortical structural differences following repeated ayahuasca use hold molecular signatures
Mallaroni P, Mason NL, Kloft L, Reckweg JT, van Oorsouw K, Ramaekers JG · Frontiers in Neuroscience · 2023
Altered State of Consciousness and Mental Imagery as a Function of N,N-dimethyltryptamine Concentration in Ritualistic Ayahuasca Users
Ramaekers JG, Mallaroni P, Kloft L, Reckweg JT, Toennes SW, van Oorsouw K, Mason NL · Journal of Cognitive Neuroscience · 2023
The importance of the smallest effect size of interest in expert witness testimony on alcohol and memory
Otgaar H, Riesthuis P, Ramaekers JG, Garry M, Kloft L · Frontiers in Psychology · 2022
False memories in the field: Impact of substance intoxication and sleep restriction on false memory formation
Kloft L, Otgaar H, Blokland A, van Oorsouw K, Schepers J, Steinmeyer S, Ramaekers JG · Journal of Applied Research in Memory and Cognition · 2022
Remembering Molly: Immediate and delayed false memory formation after acute MDMA exposure
Kloft L, Otgaar H, Blokland A, Toennes SW, Ramaekers JG · European Neuropsychopharmacology · 2022
Metabolomics and integrated network analysis reveal roles of endocannabinoids and large neutral amino acid balance in the ayahuasca experience
Madrid-Gambin F, Gomez-Gomez A, Busquets-Garcia A, Haro N, Marco S, Mason NL, Reckweg JT, Mallaroni P, Kloft L, van Oorsouw K, Toennes SW, de la Torre R, Ramaekers JG, Pozo OJ · Biomedicine & Pharmacotherapy · 2022
Police perceptions of eyewitness memory impairment due to alcohol and other drug use: A cross-cultural comparison
Monds LA, Cullen H, Kloft L, Sumampouw N, Van Golde C, Harrison A, Otgaar H · Police Practice and Research · 2022
The why behind the high: Determinants of neurocognition during acute cannabis exposure
Ramaekers JG, Mason NL, Kloft L, Theunissen EL · Nature Reviews Neuroscience · 2021
Memory and Credibility Perceptions of Alcohol and Other Drug Intoxicated Witnesses and Victims of Crime
Monds LA, Cullen H, Kloft L, van Golde C, Harrison A, Flowe H · Psychology, Crime & Law · 2021
Cannabis increases susceptibility to false memory
Kloft L, Otgaar H, Blokland A, Monds LA, Toennes SW, Loftus EF, Ramaekers JG · Proceedings of the National Academy of Sciences · 2020
False memory formation in cannabis users: A field study
Kloft L, Otgaar H, Blokland A, Garbaciak A, Monds LA, Ramaekers JG · Psychopharmacology · 2019
A meta-analysis of the effects of acute alcohol intoxication on witness recall
Jores T, Colloff MF, Kloft L, Smailes H, Flowe HD · Applied Cognitive Psychology · 2018
No evidence that alcohol intoxication impairs judgments of learning in face recognition
Monds LA, Kloft L, Sauer JD, Honan CA, Palmer MA · Applied Cognitive Psychology · 2019
Family Drawings before and after Treatment for Child Conduct Problems: Fluidity of Family Dysfunction
Kloft L, Hawes D, Moul C, Sultan S, Dadds M · Journal of Child and Family Studies · 2017
Reviews (3)
Evaluating the evidence for repressed memory recovery in psychedelic contexts
Griesfeller AF, Kooman L, Kloft-Heller L, Kangaslampi S, Ramaekers JG, Otgaar H · Psychopharmacology · 2026
Hazy memories in the courtroom: A review of alcohol and other drug effects on false memory and suggestibility
Kloft L, Monds LA, Blokland A, Ramaekers JG, Otgaar H · Neuroscience & Biobehavioral Reviews · 2021
Review: The efficacy of cannabidiol (CBD) as potential antipsychotic medication
Kloft L · Maastricht Student Journal of Psychology and Neuroscience · 2017
Book Chapters (2)
Why We Should Not Forget about Memory: Illusions of Memory in the Courtroom
Otgaar H, Bücken CA, Kloft-Heller L, Riesthuis P · Legal and Forensic Psychology: What Is It and What It Is Not (Springer) · 2025
Impact of alcohol and other drugs on eyewitness memory
Flowe HD, Colloff MF, Kloft L, Jores T, Stevens LM · The Routledge International Handbook of Legal and Investigative Psychology · 2019
Doctoral Thesis
Under the Influence: The effects of drugs on false memory formation and implications for forensic practice
Maastricht University (Doctoral Thesis, Cum Laude) · 2021