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 Prof.Dr. Berna CANTÜRK GÜNHAN (Head of Department)  | 
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 berna.gunhan@deu.edu.tr  | 
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 Office  | 
 Hasan Ali Yücel Building, Floor:4 Room:426  | 
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 Telephone  | 
 +90 232 3012338  | 
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 Research Interests  | 
 Geometry Teaching, Statistics Teaching, Problem Based Learning in Mathematics Education, Creative Drama Applications in Mathematics Education, Problem Solving and Construction, Teacher Education  | 
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 Prof.Dr. Elif TÜRNÜKLÜ  | 
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 elif.turnuklu@deu.edu.tr  | 
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 Office  | 
 Hasan Ali Yücel Building, Floor:4 Room:407  | 
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 Telephone  | 
 +90 232 3012301  | 
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 Research Interests  | 
 Pedagogical Content Knowledge, Spatial Thinking, Teacher Education  | 
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 Prof.Dr. Serkan NARLI  | 
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 serkan.narli@deu.edu.tr  | 
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 Office  | 
 Cahit Arf Building, Floor:2 Room:229  | 
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 Telephone  | 
 +90 232 3012441  | 
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 Research Interests  | 
 Data Mining, Algorithms and Programming, Collaboration, Teacher Training  | 
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 Prof.Dr. Süha YILMAZ  | 
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 suha.yilmaz@deu.edu.tr  | 
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 Office  | 
 Hasan Ali Yücel Building, Floor:4 Room:420  | 
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 Telephone  | 
 +90 232 3012335  | 
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 Research Interests  | 
 Geometry and Geometry Teaching, Differential Geometry, Mathematical Modelling, Spatial Thinking, Special Education, Teacher Education  | 
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 Prof. Dr. Esra BUKOVA GÜZEL  | 
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 esra.bukova@deu.edu.tr  | 
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 Office  | 
 Cahit Arf Building, Floor:4 Room:402  | 
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 Telephone  | 
 +90 232 3012381  | 
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 Research Interests  | 
 Teacher Education, Mathematics Education Theories, Mathematical Modelling  | 
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 Prof.Dr. Sibel YEŞİLDERE İMRE (Dean of Faculty)  | 
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 sibel.yesildere@deu.edu.tr  | 
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 Office  | 
 Deanery  | 
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 Telephone  | 
 +90 232 3012007  | 
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 Research Interests  | 
 Technology Integration, Teacher Education, Mathematics Education Theories  | 
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 Prof.Dr. Cenk KEŞAN  | 
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 cenk.kesan@deu.edu.tr  | 
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 Office  | 
 Hasan Ali Yücel Building, Floor:4 Room:424  | 
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 Telephone  | 
 +90 232 3012336  | 
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 Research Interests  | 
 Analysis, Linear Algebra, Geometry, Differential Equations, Mathematics Teaching, Geometry Teaching, Numerical Analysis  | 
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 Prof. Dr. Işıkhan UĞUREL  | 
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 isikhan.ugurel@deu.edu.tr  | 
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 Office  | 
 Cahit Arf Building, Floor:3 Room:315  | 
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 Telephone  | 
 +90 232 3012429  | 
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 Research Interests  | 
 Mathematics Education, Apparatus-based Mathematics Problems, Proof and Proof Teaching, Mathematics and Language, Discourse and Discourse Analysis, Activity-based Mathematics Teaching, Mathematics Learning Environment Design  | 
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 Prof. Dr. Melike YİĞİT KOYUNKAYA  | 
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 melike.koyunkaya@deu.edu.tr  | 
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 Office  | 
 Cahit Arf Building, Floor:3 Room:325  | 
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 Telephone  | 
 +90 232 3012387  | 
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 Research Interests  | 
 Technology Integration in Mathematics Education, Mathematics Learning Theories, Geometry Teaching, Mathematics Teacher Education  | 
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 Assoc. Prof. Dr. Ayşe TEKİN DEDE  | 
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 ayse.tekin@deu.edu.tr  | 
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 Office  | 
 Hasan Ali Yücel Building, Floor:4 Room:422  | 
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 Telephone  | 
 +90 232 3012332  | 
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 Research Interests  | 
 Mathematical Modelling in Mathematics Education, Argumentation, Teacher Education  | 
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 Assoc. Prof. Dr. Semiha KULA ÜNVER  | 
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 semiha.kula@deu.edu.tr  | 
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 Office  | 
 Cahit Arf Building, Floor:3, Room:324  | 
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 Telephone  | 
 +90 232 3012399  | 
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 Research Interests  | 
 Mathematical Modelling in Mathematics Education, Mathematics Education Theories, Problem Solving and Construction, Teacher Education  | 
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 Assoc. Prof. Dr. Şerife FAYDAOĞLU  | 
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 serife.faydaoglu@deu.edu.tr  | 
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 Office  | 
 Hasan Ali Yücel Building, Floor:4 Room:425  | 
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 Telephone  | 
 +90 232 3012340  | 
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 Research Interests  | 
 Basic Sciences, Mathematics  | 
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 Assoc. Prof. Dr. Ayten ERDURAN  | 
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 ayten.erduran@deu.edu.tr  | 
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 Office  | 
 Cahit Arf Building, Floor:3 Room:326  | 
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 Telephone  | 
 +90 232 3012543  | 
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 Research Interests  | 
 Technology Integration in Mathematics Education, Textbook Review, Geometry Teaching  | 
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 Assoc. Prof. Dr. Berna TATAROĞLU TAŞDAN  | 
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 berna.tataroglu@deu.edu.tr  | 
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 Office  | 
 Cahit Arf Building, Floor:3 Room:327  | 
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 Telephone  | 
 +90 232 3012389  | 
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 Research Interests  | 
 Teacher Education, Mathematical Thinking, Teacher Knowledge, Professional Development  | 
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 Assoc. Prof. Dr. Aytuğ ÖZALTUN ÇELİK  | 
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 aytug.ozaltuncelik@deu.edu.tr  | 
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 Office  | 
 Cahit Arf Building, Floor:4 Room:407  | 
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 Telephone  | 
 +90 232 3012359  | 
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 Research Interests  | 
 Learning and Teaching Mathematics, Mathematical Modelling, Professional Development, Quantitative Reasoning and Cognitive Actions  | 
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 Assoc. Prof. Dr. Hasibe Sevgi MORALI  | 
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 sevgi.morali@deu.edu.tr  | 
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 Office  | 
 Cahit Arf Building, Floor:2 Room:226  | 
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 Telephone  | 
 +90 232 3012422  | 
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 Research Interests  | 
 Mathematics Education  | 
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 Asst. Prof. Dr. Zekiye ÖZGÜR (Vice Dean of Faculty)  | 
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 zekiye.ozgur@deu.edu.tr  | 
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 Office  | 
 Cahit Arf Building, Floor:3 Room:314  | 
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 Telephone  | 
 +90 232 3012399  | 
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 Research Interests  | 
 Algebraic Thinking, Reasoning and Proof, Quantitative Reasoning, Teacher Education  | 
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 Asst. Prof. Dr. Yusuf ERKUŞ  | 
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 yusuf.erkus@deu.edu.tr  | 
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 Office  | 
 Cahit Arf Building, Floor:2, Room:214  | 
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 Telephone  | 
 +90 232 3012417  | 
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 Research Interests  | 
 Technology Integration in Mathematics Teaching, Teacher Education  | 
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 Lec. Dr. Handan BOYACIOĞLU EMİROĞLU  | 
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 handan.boyaci@deu.edu.tr  | 
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 Office  | 
 Cahit Arf Building, Floor:2 Room:225  | 
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 Telephone  | 
 +90 232 3012397  | 
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 Research Interests  | 
 Mathematics Education, Assessment and Evaluation in Mathematics Education, Topology  | 
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 Res. Asst. Elif Verda ALTINAY  | 
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 elifverda.erkan@deu.edu.tr  | 
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 Office  | 
 Cahit Arf Building, Floor:1 Room:4  | 
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 Telephone  | 
 +90 232 3012366  | 
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 Research Interests  | 
 Problem Solving, Metacognition  | 
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 Res. Asst. Beste Selin KOCA  | 
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 besteselin.koca@deu.edu.tr  | 
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 Office  | 
 Cahit Arf Building, Floor:1 Room:4  | 
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 Telephone  | 
 +90 232 3012407  | 
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 Research Interests  | 
 Mathematical Creativity, Geometry Teaching  | 
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 Res. Asst. Elif MUTLU  | 
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 Web  | 
 Avesis | Personal | DEBİS  | 
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 elif.mutlu@deu.edu.tr  | 
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 Office  | 
 Cahit Arf Building, Floor:1 Room:4  | 
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 Telephone  | 
 +90 232 3012457  | 
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 Research Interests  | 
 Digitalisation in Education, Mathematics Education  | 
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