1) Folic acid supplementation and 2) Topic of the month: Historical interviews. 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. Nathan Fountain interviews Drs. Sheffali Gulati and Ravindra Arya about their paper on folic acid supplementation. In the next segment, Dr. Stacey Clardy is reading our e-Pearl of the week about the 'hot and dry foot' as a sign of cancer. In the next part of the podcast Dr. Farrah Mateen interviews Dr. C. Miller Fisher as we continue our month of historical interviews. The participants had nothing to disclose except Drs. Fountain, Gulati, Clardy and Mateen.Dr. Fountain serves on the Scientific Advisory Board and has received funding for travel from UCB; serves on the editorial board of Epilepsy Currents; estimates that 10% of his clinical effort at the University of Virginia EEG Lab is spent on EEG interpretation; receives research support from UCB, Vertex Pharmaceuticals, Sepracor Inc., Medtronic, Inc., NeuroPace, Inc., and the NIH (R01 NS 058634- 01A2m [Site PI] and U01 NS 053998 [Site PI],Dr. Gulati serves on the editorial board of the Indian Journal of Pediatrics; and receives research support from the NIH, Autism Speaks, and National Trust.Dr. Clardy serves on the editorial team for the Neurology® Resident and Fellow Section. Dr. Mateen served on the editorial team for the Neurology® Resident and Fellow Section and is supported by the 2010 Practice Research Grant from the American Academy of Neurology.