**Author details**

Selma Elekdag-Türk1†\* and Hüdanur Yilmaz (née Huda Ebulkbash)2

\*Address all correspondence to<EMAIL_ADDRESS>
1 Faculty of Dentistry, Department of Orthodontics, University of Ondokuz Mayis, Samsun, Republic of Turkey

2 Anadolu Mahallesi, Samsun, Republic of Turkey

† I, Selma, dedicate this chapter to the memory of my grandmother, Anna Kirschner (1915–2004). My heart will always miss you....