This week's book giveaway is in the OCPJP forum. We're giving away four copies of OCA/OCP Java SE 7 Programmer I & II Study Guide and have Kathy Sierra & Bert Bates on-line! See this thread for details.
I believe as of now only Eclipse IDE supports Android development using a plugin ADT.
However, one can set up Android projects to work with other IDE's as well.
Expect other major IDE's like IntelliJ, Netbeans to start supporting Android development soon.