Follow the links below for further reading on all the companies and experts in Aaron's report...
iRobot designs and builds robots for domestic, corporate and military use
PW Singer is a US-based author, whose work includes 'Wired for War' about the robotics revolution
AAI Systems develop aerospace and defence technology
QinetiQ's defence work includes armed robots
David Kilcullen is a US-based defence consultant
Avalon Airshow this year included a conference on unmanned aerial vehicles
US Department of Defence
Australian Department of Defence
You can also look at other perspectives on the right-hand side of the page for links to more media coverage of this story.