She was in Wanganui in December 2012, and told the Chronicle on that visit that restorative justice can be used anywhere from schools to resolve bullying to institutional homes where there may be conflict, and the workplace.
Learning workshops will take up the rest of the day before a dinner on Friday night. The guest speaker is Kim Workman, well known for his work in New Zealand's prison system.
The workshops continue through Saturday morning before the conference winds up around midday.
Ms Harkness said as well as attracting local delegates they had received expressions of interest as far afield as Hobart.
Registration costs $75 per person (from not-for-profit organisations) and $100 per person (for businesses).
Registrations are now open. Email info@restorativepracticeswhanganui.co.nz, see www.restorativepracticeswhanganui.co.nz, or telephone (06) 343 3648.