Dr Matheus C. Carvalho (PhD 2009, Kitasato University, Japan) is a technical specialist at Southern Cross University where he has operated and maintained a laboratory for stable isotope measurements for the last 14 years. He published the book "Practical Laboratory Automation: Made Easy with AutoIt", where he introduced AutoIt, a scripting language for the Windows operating system, as a tool to automate laboratories. Using AutoIt, Matheus has been able to employ diverse DIY autosamplers in the laboratory, including an autosampler to automate weighing.