Welcome message from president of Iranian Neurological Association Dear friends and colleagues, The 31st Congress of Neurology and Clinical Electrophysiology of Iran is actually organized by hard works of best colleagues in scientific and executive committees of the congress. It will be held on the May 14th to 17th 2024 in Tehran. As the president of Iranian Neurological Association (INA) and also president of this congress, it is a great pleasure for me to welcome your attendance and meet you all at this congress. I am sure that this congress with it is wide range of main and parallel sessions as well as teaching courses and workshops will be innovating and very attractive. It is really a good opportunity to achieve the latest information and to communicate with the well-known experts in this field. Moreover, in appreciation of Professor Majid Ghafarpoor, one of the main aim of this congress is to thank his sincere efforts over the past years. I hope you take away unforgettable memories from this congress. Yours Truly, Prof. Mahmoud Motamedi