Team

lab

Martin Dresler Martin Dresler is principal investigator of the Donders Sleep & Memory Lab. Trained in biopsychology, philosophy and mathematics, he switched to cognitive neuroscience for his PhD and postdoctoral research at the Max Planck Institute of Psychiatry, Oxford University and Stanford University before establishing his own lab at the Donders Institute, giving him the opportunity to pursue several slightly weird research lines full time.
Boris Konrad Boris Nikolai Konrad leads the mnemonics program in the lab. Trained in physics and computer science at the Technical University Dortmund and University of Reading, he switched to psychology for his PhD on the neural mechanisms underlying superior memory skills at the Max Planck Institute of Psychiatry. Being a professional memory trainer and successful memory athlete himself since many years, he recently failed to keep his superhero identity as the Memory Man a secret any longer.
Leonore Bovy Leonore Bovy spent already some years at the Donders Institute as a cognitive neuroscience student and research assistant before finally submitting to the third offer for a PhD position in the lab. Beyond her research line on the role of the mPFC and REM sleep for the phenomenon of memory bias in affective disorders, she pursues further strictly scientific projects in black metal and Dungeons & Dragons research.
Frederik Weber Frederik Weber is the creator and lead developer of the SpiSOP sleep analysis toolbox. Originally trained in bioinformatics, he performed his PhD research on the association between sleep and memory processes at the University of Tübingen. In the Sleep & Memory Lab, Freddy will integrate SpiSOP into the FieldTrip environment – the product obviously to be dubbed as SleepTrip – and apply it on big sleep data.
Anastasia Mangiaruga Anastasia Mangiaruga did a bachelor in psychological sciences and a master in cognitive neuroscience at Sapienza University of Rome. In her PhD at the Laboratory of Sleep Psychophysiology of Sapienza University, she studied the link between sleep, dreams and cognitive functioning, particularly focusing on parasomnias and bizarre sleep phenomena. At the Donders Sleep & Memory lab, she investigates lucid dreaming induction strategies. During her spare time, she explores connections between art and science.
Mariana de Carvalho Pereira Mariana de Carvalho Pereira did a bachelor in telecommunication engineering at Federal University of São João del-Rei, Brazil, with research stays in Birmingham and Chicago, working with MRI, REM sleep disorders, and Parkinson’s disease. During her masters in computational engineering at University of Campinas, Brazil, she investigated Alzheimer’s disease diagnosis using MRI and deep learning. In her PhD in the Sleep & Memory Lab she investigates the neurobiology of human REM sleep. Besides science, she loves traveling, cooking, lifting weights, and painting watercolor.
Hong-Viet Ngo Hong-Viet Ngo was trained in theoretical physics and computer science in Kiel before his PhD in cognitive neuroscience at the Universities of Lübeck and Tübingen. After a research stay at the Korea Institute of Science and Technology, Seoul, he performed postdoctoral research at the University of Birmingham. In the Sleep & Memory Lab, he investigates the neural mechanisms underlying acoustic closed-loop stimulation of sleep slow waves.
Zsófia Zavecz Zsófia Zavecz did a bachelor and a master in psychology at Eötvös Loránd University, Budapest. In her PhD at Eötvös Loránd University and at the Donders Institute, she works on different project investigating the role of sleep for memory consolidation. Besides EEG, she applies different brain stimulation strategies in her research, including electrical stimulation, rhythmic acoustic stimulation, and targeted memory reactivation.
Cagatay Demirel Çağatay Demirel did a bachelor in computer science and engineering at Marmara University, Istanbul, and at Budapest University of Technology and Economics, and a master in computer science and engineering at Istanbul Technical University. After some time as a machine learning engineer in the industry, he joined the Donders Sleep & Memory Lab for his PhD on BCI and machine learning applications on sleep and dreaming.
Mahdad Jafarzadeh Esfahani Mahdad Jafarzadeh Esfahani did a bachelor in electrical engineering at Islamic Azad University, Tehran, and a master in biomedical engineering, neural & motor systems at Twente University. For is PhD in collaboration with Arenar B.V., he is developing wearable sleep recording and enhancement technology, applying machine learning and different acoustic and visual cueing strategies.
Demetrius de Paula Demetrius Ribeiro de Paula collects degrees of higher education, holding a master in physics from the Federal University of Ceará, Brazil; a master in project management from the University of Fortaleza, Brazil; and a master in medical physics from Western University, Canada. In addition to his PhD project on fMRI and EEG methods, he is CEO of Brainet, a company developing diagnostic neuroimaging tools. Besides being a free software enthusiast for many years, he likes yoga, running, swimming and biking.
Sofia Tzioridou Sofia Tzioridou did a bachelor’s degree in psychology at Aristotle University of Thessaloniki and a master’s degree in cognitive and clinical neuroscience at Goldsmith’s University of London. After working as a research assistant at the Donders Institute and at Oxford University, she now pursues a joint PhD on the association between sleep/dreaming and emotional processing in the Donders Sleep & Memory Lab and at Marburg University.
Nils Müller Nils Müller originally studied mathematics, philosophy and education in Göttingen to become a school teacher. His interest in the mechanisms underlying learning success brought him to Nijmegen for a second master’s in cognitive neuroscience. During his PhD, he investigated how prior knowledge enhances the acquisition of new but related information. He joined us as for a postdoc to follow up up on his previous studies on superior memory skills and mnemonic training.
Charlotte Fraza Charlotte Fraza did a bachelor’s degree in theoretical physics at Utrecht University, a minor in Korean language and culture at Sungkyunkwan University, and an Erasmus+ joint master’s degree in computer science and ‘color in science and industry’ at different universities in France, Spain, Finland and Japan. In her additional research master in cognitive neuroscience, she is now investigating the neural mechanisms of one of her long-time interests, namely using mnemonic strategies to learn new languages.
Sebastian Idesis Sebastian Idesis has a degree in psychology from the University of Buenos Aires. After positions as assistant lecturer and research assistant at the University of Buenos Aires, he joined the Sleep & Memory Lab for a project on dense longitudinal multimodal phenotyping of a single subject, including hundreds of sleep recordings and dozens of MRI scans.
Marike Hoegen Marike Hoegen did a bachelor in biology at Wageningen University. Alongside her cognitive neuroscience master in Nijmegen, she is also doing the health and disease master in Wageningen. In the Sleep & Memory Lab she is investigating the role of sleep in depression, beyond she is learning Norwegian, goes for hikes, visits museums, meets up with friends and reads books.
Ashley Shih Ashley Shih did a bachelor of life science at National Chung-Hsing University and a master of neuroscience at National Yang-Ming University, Taiwan. In her master of medical biology at Radboud University, she is focusing on science management and innovation. For her master project in the Sleep & Memory lab, she validates minimal sleep EEG headbands.
Jarrod Gott Jarrod Gott did a master in neuroscience at Swinburne University, Melbourne, investigating the neural and behavioral correlates of mental imagery. Jarrod is focused on modeling the relationship between phenomenal perception, electrophysiological activity and agent control; particularly regarding aberrant metacognitive states. Outside scientific and philosophical research, he enjoys building electronics, hiking, mountain biking and free-diving.
Elena Nicolaou Elena Nicolaou did a bachelor in psychology at Radboud University. She joined the Donders Sleep & Memory Lab as part of her honors project and investigated the influence of sleep on memory bias. After a research stay at the Charite University Hospital in Berlin, she is back in Nijmegen to work on her master in cognitive neuroscience.
Shervin Bukhari Shervin Bukhari did a bachelor in consciousness studies at the University of Skövde, Sweden, before starting a master in cognitive neuroscience at Radboud University. His interest in interdisciplinary research on consciousness, altered states and philosophy of mind led him to a master project on lucid dreaming in the Sleep & Memory Lab. Beyond these interests, he is passionate about art, music and spending time in nature.
Jasmin Keller Jasmin Keller is a biomedicine master student from Uppsala University, Sweden. While working on a metabolic sleep study in the neuroscience department, her interest in sleep research grew. She joined the Sleep & Memory Lab for a longitudinal multimodal dense phenotyping project, including hundreds of sleep recordings and dozens of MRI scans. In her free time she likes to do sports and explore the amazing nature around Nijmegen.
Pedro Reis Oliveira Pedro Reis Oliveira did a bachelor in psychological science at the Instituto Universitário de Ciências Psicológicas, Sociais e da Vida (ISPA) in Lisbon and the University of Pécs, before starting a joint master program in cognitive and behavioral neurosciences at the ISPA and at the Catholic University of Portugal in Lisbon. At the Donders Sleep & Memory Lab, he investigates strategies to induce lucid dreaming.
Emma Peters Emma Peters did a biology bachelor before starting her master in cognitive neuroscience, both at Radboud University. Her favorite writer is Oliver Sachs – when reading his book back in school she fell in love neuroscience. Her favorite things are hallucinations and paranormal experiences seen from a neuroscientific viewpoint. In the Sleep & Memory Lab she works on lucid dreaming topics – during her bachelor, as a research assistant, and during her master.
Amber van der Stam Amber van der Stam did a bachelor in biology before starting her master in medical biology with a specialisation in neurobiology at Radboud University. Her interest in sleep and memory studies led her to do her internship on the topic of lucid dreaming at the Donders Sleep & Memory lab. In her free time she enjoys hiking and sport climbing.
Soha Farboud Soha Farboud did a bachelor in biologybefore starting a master in neurobiology Radboud University. She worked as an intern at the Hospital of San Raffaele in Milan and the Max Planck Institute of Psycholinguistics. In the Sleep & Memory Lab, she is investigating the role of sleep and emotion in memory. Beside her passion for neuroscience, she loves to paint, drink coffee and go for a run.
Rute Sequeira Rute Sequeira started her academic path with a bachelor’s in biology at University of Aveiro, before pursuing a research master’s in cognitive and clinical neuroscience, specialisation in cognitive neuroscience, at Maastricht University. She joined Donders Sleep & Memory Lab as part of her master’s internship, investigating dynamic interaction between hormones and sleep.
Alfred E. Neuman …and we want YOU to join!

Alumni

Oliver Stange Oliver Stange investigated biomarkers for neurodegenerative diseases during his bachelor’s in Furtwangen and Gothenburg. After a stint at the German Center for Neurodegenerative Diseases, Tübingen, he started with his master in molecular life sciences with a specialisation in neuroscience at Radboud University. In the Sleep & Memory Lab, he investigated the association between sleep and blood plasma dynamics, before moving on to Lund University.
Famke Roest Famke Roest did a bachelor’s degree in medical biology with a research project on 3D-Polarized Light Imaging on human brain tissue at Radboud University. During her master’s studies in medical biology she focused on cognitive neuropsychology topics and the neural basis of psychiatric disorders. In the Sleep & Memory Lab, she explored how visual/acoustic cueing procedures can modulate dream experiences, before moving on with her master studies.
Diede Booltink Diede Booltink studied applied science at Fontys University Eindhoven and is now working on her master’s degree in medical biology with the specialization of neuroscience. In the Sleep & Memory Lab she investigated lucid dreaming induction strategies, before moving on with her master studies.
Rathiga Varatheeswaran Rathiga Varatheeswaran has been involved in several projects in the Sleep & Memory Lab as a master intern and research assistant working with fMRI, TMS, polysomnography and novel sleep recording techniques with a focus on depression. She then moved on to her PhD project on emotional memory processing at the German Resilience Center Mainz, targeting deep brain structures with concurrent TMS-fMRI and -EEG.
Julia Pottkämper Julia Pottkämper did a bachelor’s degree in psychology and a master’s degree in clinical psychology before starting a research master in cognitive neuroscience. In the Donders Sleep & Memory Lab she investigated the role of the mPFC and sleep for emotional memory bias. She now works on a PhD project on depression and epilepsy at the University of Twente.
Marios Diamantopoulos Marios Diamantopoulos finished his neuroscience master at the University of Edinburgh after his studies of medicine at the University of Athens. Intrigued by neural networks and the role of sleep/dreaming in cognition, he aims to integrate neuroscientific research into psychiatry. In the Sleep & Memory lab, he investigated emotional memory, before moving on to Pompeu Fabra University in Barcelona.
Stefanos Loizou Stefanos Loizou studied human biology at the University of Nicosia/Cyprus and the University of South Wales before graduating from his master’s in medical biology at Radboud University. In the Donders Sleep & Memory Lab, he worked on the role of sleep for emotional memory bias, and could occasionally be spotted by the coffee machine day dreaming about an animal model for this topic. For his PhD he moved on to the University of Utah.
Elisa Lancini Elisa Lancini studied clinical psychology at the University of Padua. In her master project in the Donders Sleep & Memory Lab, she analyzed the association between sleep and amyloid-beta dynamics. She then moved on to the German Centre for Neurodegenerative Diseases in Magdeburg for a PhD project on the role of dopamine and noradrenaline in age-related memory decline.
Danielle Tump Danielle Tump did a dual master’s degree in artificial intelligence and cognitive neuroscience. When not organizing parabolic flights with the European Space Agency or tinkering with brain-computer interfaces, she analyzed sleep EEG signatures of vestibular replay of radically new experiences, namely zero gravity. She now works at the Donders spinoff MindAffect, further developing BCI setups with a particular focus on application in ALS and Locked-In patients.
Alessandro Orticoni Alessandro Orticoni was trained in clinical engineering and biomedical engineering at the University La Sapienza in Rome, followed by a research stay at the EPFL in Lausanne. In the Donders Sleep & Memory Lab he worked on his master’s project on the neural correlated of lucid dreaming training. Afterwards he moved on to a research position at San Raffaele University of Rome.
Carmen van Hooijdonk Carmen van Hooijdonk studied cognitive neuropsychology at the Free University Amsterdam. During her master project in the Donders Sleep & Memory Lab, she investigated the association between mood and lucid dreaming. She then moved on to Leiden and Amsterdam for a PhD project on the neurochemistry of treatment-resistant schizophrenia using PET and MRI.
Simon Kern Simon Kern did a bachelor in cognitive science at Osnabrück University investigating pharmacological induction of lucid dreaming, and a master in artificial intelligence at Radboud University. For his master project in the Sleep & Memory Lab, he developed an automatic sleep scoring algorithm using convolutional neural networks. He moved on to work on very similar topics in a start-up, developing analysis algorithms for sleep EEG headbands.
Thomas Houweling Thomas Houweling did a bachelor’s degree in social and organizational psychology at the University of Padua, a master’s degree in clinical neuropsychology at Leiden University, and a further master’s in cognitive neuroscience back at the University of Padua. In the Donders Sleep & Memory Lab he investigated lucid dreaming and lunar cycle effects on sleep. He now works on his PhD in neurolinguistics at the University of Zurich.
Isabella Wagner Isabella Wagner did a master’s degree in psychology and worked as research assistant on brain-computer interface projects in Graz and Albany before her PhD at the Donders Institute. As a postdoc in the Sleep & Memory Lab, she investigated how mnemonic experts encode, consolidate and retrieve long-lasting memories with ease. She now works on social neuroscience topics at the University of Vienna.

Alumni: Bachelor students and summer interns

Ece Saadet Beyaz Ece Saadet Beyaz is a psychology bachelor student from İstanbul Sehir University. She aims to become a cognitive neuroscientist with a focus on sleep and memory processes which she will already study in her summer internship at the Donders Sleep & Memory and Memory Dynamics Labs. Her non-professional interests include hiking in nature and diving in the sea.
Margherita Calderan Margherita Calderan studied cognitive psychology and psychobiology at the University of Padua, where she investigated the influence of sleep on emotional memories, before starting a master of cognitive neuroscience. During her summer internship at the Sleep & Memory Lab she investigated memory bias in major depressive disorder. Besides her passion for neuroscience, she loves nature and enjoys outdoor activities and playing football.
Yana Schwarze Yana Schwarze did a bachelor in cognitive science at the University of Osnabrück. Before starting a master in cognitive neuroscience at Radboud University, she did an internship with the Sleep & Memory Lab to satisfy her interest in sleep research and get some hands-on research experience.
Almudena Robledo Almudena Robledo is a third year Bachelor student of health biology at the University of Alcalá de Henares in Madrid. After reading works of Eric Kandel and Oliver Sacks, she gained a particular interest in cognitive science and would like to specialize in Neurobiology. During her summer internship at the Donders Sleep & Memory Lab, she investigated lucid dreaming. During her free time she enjoys drawing, writing and feeding algae to Aplysia fasciata on the Mediterranean cost.
Thomas Lieber Thomas Lieber studied psychology with a focus on brain and cognition at Radboud University. For his bachelor honours thesis he focused on metacognition during dreaming, and further conducted a meta-analysis on the effects of targeted memory reactivation during sleep. He then moved on to Leiden University for a master in statistical science.
Bart Stuart Bart Stuart studied medicine and biomedical sciences at Radboud University. In the Sleep & Memory Lab, his work revolved around studying the induction of lucid dreaming. After obtaining his bachelor degree, he moved on to comedy school to follow his profound talent of being funny.
Marieke Zwolsman Marieke Zwolsman is a medicine bachelor student interested in pretty much any branch of medicine as well as research. During her joint honors project at the Donders Sleep & Memory Lab and at Monash University in Melbourne, she investigated the interaction between sleep, circadian rhythms, cognition, and mood.
Suzanne van Ooij Suzanne van Ooij worked during her medicine bachelor’s honors program jointly at the Donders Sleep & Memory lab and at Monash University in Melbourne, conducting research on REM sleep, mood, and subjective memory complaints. Next to studying and doing research, she likes to spend her time cooking with friends, traveling or working out at the gym.
Eline Boon Eline Boon is a biomedical sciences bachelor’s student. After a project on lucid dreaming within the Sleep & Memory Lab, for her bachelor’s thesis she is testing how sleep affects the consolidation of emotional memory schemas.
Mahmoud Chaabou Mahmoud Chaabou is a biotechnology bachelor’s student at the Technical University Berlin. He joined the Sleep & Memory Lab to do his bachelor’s thesis on lucid dreaming. Since he was 16 he dreamed lucidly and was curious about this phenomenon, so he decided to move to Nijmegen to be part of a research group in this field. Besides lucid dreaming he enjoys the time with friends, playing volleyball and meeting new people.
Steven Wilson Steven Wilson is a bachelor psychology student from Glasgow. He is in Nijmegen for a summer internship with the Sleep & Memory team because of his interest in the phenomenon of lucid dreaming, and he would like to gain experience in this field of research as he is hopeful of a career as a researcher after university. Outside of work Steven enjoys playing football, going to the gym and has a particular interest in conspiracy theories.
Luke Gorman Luke Gorman did a bachelor in neuroscience at University College Dublin. He joined the Sleep & Memory team for work experience before his final year due to his passion and interest in the phenomenon of lucid dreaming. He hopes one day to lead a research team in sleep and dreaming back in Ireland. Apart from dreaming Luke enjoys playing football, and is passionate about the environment, nature, animals and food.
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