We thank you for your continued interest and patronage of the Journal of Atrial Fibrillation. Hope you had an amazing Holiday season. With 2019 coming to an end, it is important to reflect on some amazing science that has been generated in the field of electrophysiology especially Atrial fibrillation. In this issue of the Journal, we have several exciting articles ranging from atrial fibrosis and left atrial appendage leak closure. As always, we strive to bring high quality educational material to you. We encourage you to consider JAFIB to publish your work. If you are interested in contributing some high value review articles we will be happy to feature them in the upcoming issues of the journal.