Romain Guy is part of the Google Android team so during this Devoxx/JavaPosse interview he talks about how to develop Android applications with of course a special focus on the UI Android features. If you are considering Android development then you'll enjoy this Devoxx interview.
Romain has a long experience developing rich desktop user interfaces in Swing. He now works at Google on the Android mobile platform project, as a UI toolkit engineer. His other experiences include working in the Swing team at Sun Microsystems, publishing Filthy Rich Clients, a book on advanced Swing user interfaces, speaking at various conferences (JavaPolis, JavaOne, etc.), blogging extensively about Swing and Java 2D and working on various Open Source project (Android, SwingLabs, etc.)