1: German E. Berrios and Ivana S. Markova: A historical perspective on neurological and neuropsychiatric definitions 2: V.R. Varma, Y. F. Chuang, and M. Thambisetty: Neuroimaging and fluid biomarkers of Alzheimer s disease: implications for definition, diagnosis and treatment 3: Yoav Ben-Shlomo: Life course, exposure, and ageing populations 4: Kenneth M. Langa, Eileen Crimmins, and Mark D. Hayward: Examining trends in dementia incidence and prevalence using an age-period-cohort framework 5: Derrick A. Bennett: Overview of common designs, measures of effect, and biases in neuro-epidemiological studies 6: Maelenn Guerchet, Rosie Mayston, and A. Matthew Prina: Conducting research in low and middle income settings. 7: Edo Richard: Trial designs including observational to interventional 8: Chengxuan Qiu, Davide Liborio Vetrano, and Laura Fratiglioni: Cardiometabolic morbidities and dementia 9: Ratnavalli Ellajosyula: Early onset Alzheimer s disease 10: Juliana R. Dutra: Huntington s Disease 11: Valentina Gallo, Tanya P. Garcia, and Karen Marder: Idiopathic Parkinson s disease and classification of Parkinsonisms 12: Rodolfo Savica and Pierpaolo Turcano: Dementia and Parkinson s disease 13: Giancarlo Logroscino and Adriano Chio: FTD and ALS 14: James B. Rowe and Ian T.S. Coyle-Gilchrist: Rare Neurodegenerative Parkinsonism (PSP, MSA, CBD) 15: Keir X. X. Yong, S. J. Crutch, and J. M. Schott: Posterior Cortical Atrophy 16: Elan D. Louis: Epidemiology of essential tremor 17: Amy R. Borenstein: Detecting dementia early in populations 18: Maria M. Corrada and Claudia H. Kawas: The oldest-old and dementia at the end of life 19: Rita V. Krishnamurthy and Valery L. Feigin: Global stroke burden and prevention strategies- findings from GBD 2015 20: Bo Norrving, MD, PhD: Stroke and TIA 21: Fergus Doubal, Anna Poggesi, Leonardo Pantoni, and Joanna Wardlaw: Small vessel disease 22: Julio R. Vieira and Richard B. Lipton: Migraine: Descriptive epidemiology and related neurobiology 23: Stina Saunders, Graciela Muniz-Terrera , Tom C. Russ, Craig W. Ritchie, and Karen Ritchie: The clinical spectrum of neurodegenerative disease: moving beyond Mild Cognitive Impairment 24: Sergio Starkstein, Bradleigh Hayhow, and Pierre Wibawa: The epidemiology of apathy in neurological disorders 25: Rianne van der Linde and Tom Dening: Behavioural and Psychological Symptoms of Dementia 26: Daniel Davis, Sarah Richardson, and Esteban Sepulveda: Delirium 27: Mirjam I. Geerlings: Methods and approaches to examining the interface of late-life depression and dementia 28: Assen Jablensky, H. E. Jongsma HE, James B. Kirkbride, and Peter B. Jones: Epidemiology of schizophrenia and related disorders 29: Elisabeth Gulowsen Celius: Multiple sclerosis: Descriptive epidemiology and related neurobiology 30: Anne Taraldsen Heldal and Nils Erik Gilhus: Myasthenia gravis 31: Ettore Beghi, Giorgia Giussani, and Torbjorn Tomson: Epilepsy 32: Ettore Beghi, Giorgia Giussani, and Marco Poloni: Neuropathies: Descriptive epidemiology and related neurobiology 33: Paul J. Foster, Anthony Khawaja, Lisanne J. Balk, Zaynah Muthy, and Axel Petzold: Sensory loss Vision 34: Adele M. Goman and Frank R. Lin: Sensory loss - Hearing 35: Patrick J. M. Urwin and Anna M. Molesworth: The Neuroepidemiology of Human Prion Disease 36: Charles R. Newton: Epidemiology of bacterial and parasitic infections of the central nervous system 37: Ines Yoro-Zohoun, Jaime Luna, Salmane Amidou, and Pierre-Marie Preux: Infection: other than bacterial, including HIV 38: Alice Theadom and Kelly M. Jones: Traumatic brain and spinal cord injury 39: Joachim Schuz and Maria Feychting: Electromagnetic fields 40: Susan Peters, Anne E. Visser, Marc Weisskopf, Marianthi-Anna Kioumourtzoglou, and Roel Vermeulen: Metals and neurodegeneration 41: Thomas Truelsen, Catherine Johnson, Mohsen Naghavi, Theo Vos, Valery L. Feigin, and Gregory Roth: Estimating the global burden of stroke: methods and challenges 42: Carol Brayne: What is the role of trials and other well designed studies in the understanding of neurological and neuropsychiatric conditions 43: Ann I. Scher, David W. Niebuhr, and Darrell Singer: Research and methodologic opportunities and challenges conducting research among U.S military personnel 44: Adesola Ogunniyi: Global evidence generation 45: Giancarlo Logroscino, Carol Brayne, and Rosanna Tortelli: The role of prevention in common neurological disorders