Ellen Evert Hopman is an author of both fiction and non-fiction, an herbalist, a lay homeopath, a lecturer, and a mental health counselor who lives and works in Western Massachusetts. She is the author of several books and audio tapes on Paganism and Druidry, and three novels.

Llewellyn's 2011 Herbal Almanac
2010
ISBN 9780738726526
A Druid's Herbal for the Sacred Earth Year
1994
ISBN 9781620554388
A Druid's Herbal of Sacred Tree Medicine
2008
ISBN 9781594772306
The Sacred Herbs of Samhain: Plants to Contact the Spirits of the Dead
2019
ISBN 9781620558614
Being a Pagan: Druids, Wiccans, and Witches Today
2001
ISBN 9780892819041
Priestess of the Forest
2006
ISBN 9780738712628
A Legacy of Druids: Conversations With Druid Leaders Of Britain, The USA And Canada, Past And Present
ISBN 9781785351358
Priestess of the Fire Temple
2012
The Sacred Herbs of Spring: Magical, Healing, and Edible Plants to Celebrate Beltaine
ISBN 9781644110652
The Druid Isle
The Real Witches of New England: History, Lore, and Modern Practice