* M.Ed.: M.Ed. is the more common abbreviation. You would write it as: `Jane Doe, M.Ed.`
* Ed.M.: Ed.M. is also used, particularly by some universities (Harvard, for example). You would write it as: `Jane Doe, Ed.M.`
You would *not* typically write out "Masters of Education" in full after your name. The abbreviations are the standard and accepted practice.