Emotional Freedom Techniques (EFT) is a set of tools that have been developed and refined over the years. The techniques were originally developed by Paul Callaghan as Thought Field Therapy, and later made known as Emotional Freedom Techniques by Gary Craig.
There are many coaches and therapists who use EFT in various situations and settings. There has also been lots of clinical studies done by various people such as Dawson Church, and also Dr. Peta Stapleton (a fellow Aussie!)