"The Voice of Spirit: A Medium's Story" introduces a clinical nurse specialist whose vocation to become a medium led her to devote her full attention to the messages that spirits desire to share with the people they have left behind in this world. Judy O'Brien, whose work has given rise to her business, Angels Amongst Us, speaks with a conversational and honest voice in the pages of this book that blends the genres and intentions of a memoir, a spiritual reflection, and a guide.

As the author tells her life's story, she notes, "I can communicate with loved ones who have crossed over. I...