After this report in a German paper:
http://www.welt.de/vermischtes/article143661121/Lehrerin-verfuehrt-Schueler-und-muss-22-Jahre-in-Haft.html
I have searched for other articles upon this subject. To my surprise I have found a lot of these ones, for here in Germany this problem does not exist in such an extent: http://www.dailymail.co.uk/femail/article-3109796/After-shocking-confession-colleague-former-teacher-asks-women-teachers-seducing-boy-pupils.html
http://www.dailymail.co.uk/debate/article-3141870/A-female-teacher-seducing-boy-isn-t-just-laugh-s-cruel-abuse-says-RACHEL-JOHNSON.html
http://www.dailymail.co.uk/news/article-2739997/Woman-home-tutor-seduced-boy-13-teaching-session-abusing-regular-sex-sessions-two-years.html
http://www.express.co.uk/news/uk/583385/Anna-Lakey-jailed-sex-teenage-boys
http://www.freerepublic.com/focus/chat/2162441/posts
http://ynaija.com/female-teacher-banned-for-trying-to-seduce-15-year-old-student-pictured/
What do you know upon the reason behind of this special form of a misuse?