Hello ROS users, I am pleased to announce that /Volume 2/ of /ROS By Example/ is now available on Lulu.com. The main chapter headings are as follows: 1. Scope of this Volume 2. Installing the ros-by-example Code 3. Task Execution using ROS 4. Creating a URDF Model for your Robot 5. Controlling Dynamixel Servos: Take 2 6. Robot Diagnostics 7. Dynamic Reconfigure 8. Multiplexing Topics with mux and yocs 9. Head Tracking in 3D 10. Detecting and Tracking AR Tags 11. Arm Navigation using MoveIt! 12. Gazebo: Simulating Worlds and Robots 13. Rosbridge: Building a Web GUI for your Robot Appendix: Plug and Play USB Devices for ROS A full table of contents can be found here . Note that this first release is written for *ROS Hydro* and programming examples are written in Python. The print version should be available by the end of August 2014. --patrick