Gillian was involved in many art organisations and groups in London and Uruguay.
Here are some links to their pages and the beautiful words which many of them wrote about her and her continuing commitment to the artist community.
Gillian's Facebook Page
https://www.facebook.com/GillianBestPowellArtist/
DeptfordX
http://www.deptfordx.org/news/2016/7/13/gillian-best-powell-1955-2016
Artist Newsletter
https://www.a-n.co.uk/news/gillian-best-powell-1955-2016
South London Women Artists
https://www.southlondonwomenartists.co.uk/portfolio/184-gillian-best-powell
5 women about Love
https://5womenaboutlove.wordpress.com/gillian-best-powell/