Ralf Wondratschek
Ralf Wondratschek is a computer science student from Germany. Next to his study, Ralf works for a German company as a software developer. In the last few years, he got in touch with Java, XML, HTML, JSP, JSF, Eclipse, Google App Engine, and the Android SDK. In his free time, he has written and published two Android apps. You can find out more about the author’s work on his homepage.