The Society for In Vitro Biology is pleased to announce that the impact factors for In Vitro Cellular & Developmental Biology-Animal and In Vitro Cellular & Developmental Biology-Plant have increased. The impact factor for In Vitro Cellular & Developmental Biology-Animal increased from 2.117 to 2.723, and the impact factor for In Vitro Cellular & Developmental Biology-Plant increased from 2.252 to 2.347. The Society for In Vitro Biology thanks our Editors-In-Chief, Dr. Tetsuji Okamoto and Dr. David Songstad, for their dedication and leadership in supporting our journals. We also thank the editorial board members, peer-reviewers, and authors who have published in our journals. Please consider submitting your next manuscript to In Vitro Cellular & Developmental Biology-Animal or In Vitro Cellular & Developmental Biology-Plant.