1) Voltage sensor mutations and 2) Topic of the month: Featured speakers from the AAN Meeting. 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. Ted Burns interviews Dr. Steve Cannon about his paper on voltage sensor mutations. In the next segment, Dr. Sarah Song is reading our e-Pearl of the week about Cogan's sign. In the next part of the podcast Dr. Alberto Espay interviews Dr. Robert Griggs about his Presidential Lecture. The LOTWs for the next three weeks of May will continue with more featured speakers from the AAN Meeting being interviewed. The participants had nothing to disclose except Drs. Burns, Cannon, Song, Espay and Griggs.Dr. Burns serves as Podcast Editor for Neurology®; performs EMG studies in his neuromuscular practice (30% effort); and has received research support from the Myasthenia Gravis Foundation of America and Knopp Neurosciences Inc..Dr. Cannon serves on the scientific advisory board for Telethon (Italy); serves on the editorial advisory board of the Journal of General Physiology; and receives research support from the NIH/NIAMS. Dr. Song served on the editorial team for the Neurology® Resident and Fellow Section. Dr. Espay serves on scientific advisory boards for Boehringer Ingelheim and Solvay Pharmaceuticals, Inc.; serves on the editorial advisory board for The European Neurological Journal; has received speaker honoraria from UCB/SCHWARZ PHARMA, Medtronic, Inc., and Novartis; has received honoraria from Novartis, the American Academy of Neurology, and the Movement Disorders Society; has served on speakers' bureaus for UCB/SCHWARZ PHARMA and Novartis; receives/has received research support from Medtronic, Inc., Allergan, Inc., CleveMed, the KL2 Research Scholars mentored career development award, and NIH Institutional Clinical and Translational Science Award (RR026315-02), Dean Scholar's Award - University of Cincinnati, Davis Phinney Foundation, and the Michael J Fox Foundation. Dr. Griggs serves as Chair of Executive Committee of the Muscle Study Group, which receives support from pharmaceutical companies; has served on scientific advisory boards for The National Hospital Queen Square and PTC Therapeutics, Inc.; serves on the editorial boards of NeuroTherapeutics and Current Treatment Opinions in Neurology; receives royalties from the publication of Andreoli and Carpenter's Cecil Essentials of Medicine, Eighth Edition (W.B. Saunders Company, 2000, 2004, 2007 and 2010) and Cecil Textbook of Medicine, 24th Edition (Saunders, 2000, 2004, 2008 and 2010 in press); has received research support from TaroPharma and the NIH (NINDS T32 NS07338 [PI and preceptor], 2 U54 NS059065-06 [PI], R01 NS045686-05 [PI], and NINDS 525326 [Co-PI]), the FDA, and from the Muscular Dystrophy Association.