1) Olfactory dysfunction predicting early transition to Lewy body disease in idiopathic RBD and 2) Topic of the month: Autoimmune and paraneoplastic encephalitis. This podcast for the Neurology Journal begins and closes with Dr. Robert Gross, Editor-in-Chief, briefly discussing highlighted articles from the print issue of Neurology. In the second segment Dr. Binit Shah interviews Dr. Werner Poewe about his paper on olfactory dysfunction predicting early transition to Lewy body disease in idiopathic RBD. Dr. Adam Numis is reading our e-Pearl of the week about Fragile X tremor ataxia syndrome. In the next part of the podcast Dr. Stacy Clardy interviews Dr. Josep Dalmau about other recently described antibodies associated with autoimmune encephalitis. The participants had nothing to disclose except Drs. Poewe, Numis and Dalmau.Dr. Poewe has received consultancy and lecture fees from Abbott, AstraZeneca, Teva Pharmaceutical Industries Ltd, Novartis, GlaxoSmithKline, Boehringer Ingelheim, UCB, Orion Pharma Ltd., and Merck Serono in relation to clinical drug development programs for Parkinson disease; has received research support from the Michael J. Fox Foundation; receives royalties from the publications of the books: Therapeutics of Parkinson's disease and other movement disorders, Non-motor symptoms of Parkinson's disease and Parkinson-syndrome und andere Bewegungsstorungen.Dr. Numis serves on the editorial team for the Neurology® Resident and Fellow Section. Dr. Dalmau serves as an editorial board member of Neurology® and UptoDate; serves as Editor-in-Chief of Neurology® Neuroimmunology and Neuroimflammation; is a consultant for Advance Medical; receives royalties for the following patents: Patent Ma2 autoantibody test, Patent NMDAR autoantibody test, patent application for the use of GABA(B) receptor, DPPX and IgLON5 autoantibody tests; received license fee payments for DPPX and IgLON5 autoantibody tests from Euroimmun; receives research support from Euroimmun, ISCIII, and the NIH.