Paul Fabian – Doctoral thesis successfully defended
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![Paul Fabian steht vor einem Gebüsch](/storages/ifs-ep/_processed_/5/9/csm_2018-09-11_Promotion_Paul_Fabian_44d3489a6b.jpg)
Paul Fabian, research fellow in the working group of Prof. Bos and project manager of the National Educational Panel Study (NEPS) – Stage 4 “From Lower to Upper Secondary School” successfully defended his doctoral thesis in the field of educational sciences today. His doctoral thesis deals with “Consolidation of performance, increase of performance – or something completely different? Effects of grade retentions on performance development”. Congratulations!