Özlem Kaya successfully defended her thesis titled “Examining the DIF of the PISA 2018 Financial Literacy Test according to Mantel-Haenszel, Logistic Regression and Rasch Tree Methods” under the supervision of Prof. Dr. İsmail Karakaya, in the thesis committee consisted of  Assoc. Prof. Mahmut Sami Koyuncu and Asistant Prof. Dr. Meral Alkan, and received the title of Master of Science. We congratulate our friend and wish her continued success.