The big family of the Statistics Study Program, Universitas Negeri Yogyakarta congratulated the inauguration of professor Prof. Dr. Sugiman, M.Sc. (Professor of Mathematics Education), Prof. Dr. Agus Maman Abadi, M.Sc. (Professor of Mathematics), Prof. Dr. Dhoriva Urwatul Wutsqa, M.S. (Professor of Mathematics). During the Inauguration of 13 Professors on Saturday, 19 June 2021, Prof. Dr. Sugiman, M.Sc. delivered an inaugural speech entitled "Model Bridge as a Trigger for Students' Mathematical Processes", Prof. Dr. Agus Maman Abadi, M.Sc. delivered an inaugural speech entitled "The Role of Fuzzy Systems in the Development of Science and Technology", Prof. Dr. Dhorica Urwatul Wutsqa, M.S. delivered an inaugural speech entitled "Application of Neural Networks for Time Series Classification and Forecasting". Hopefully the knowledge and degree obtained will be blessed and useful for the advancement of education in Indonesia.