Robert Green Author & Editor

Ted Hagos is CTO and Data Protection Officer of RenditionDigital International, a software development company based out of Dublin, Ireland. Before joining RDI, he had various software development roles and also spent time as a trainer at IBM Advanced Career Education, Ateneo ITI, and Asia Pacific College. He spent many years in software development, dating back to Turbo C, Clipper, dBase IV, and Visual Basic. Eventually, he found Java and spent many years there. Nowadays, he is busy with full-stack JavaScript and Android.

Mario Zechner runs Badlogic Games, a game development shop focused on Android.

JF DiMarzio is a seasoned Android developer and author. He began developing games in Basic on the TRS-80 Color Computer II in 1984. Since then, he has worked in the technology departments of companies such as the US Department of Defense and the Walt Disney Company. He has been developing on the Android platform since the beta release of version .03. He is also an accomplished author. Over the last 20 years, he has released fifteen books, including Android: A Programmer's Guide. His books have been translated into four languages and published worldwide. His writing style is very easy to read and understand, which makes the information on the topics that he presents more retainable.

Robert Green is a mobile video game developer from Portland, Oregon who develops and publishes mobile games under the brand Battery Powered Games. He has developed over a dozen mobile games and graphically interactive apps for himself and clients in the last two years, which include 2D and 3D action, puzzle, racing, and casual games. Before diving full time into video game development, he worked for software companies in Minneapolis, Minnesota and Chicago, Illinois, including IBM Interactive. His current focus is on cross-platform game development and high-performance mobile gaming.