There are many teachers, writers, books and videos out there.
Here is a very short list of a few I think might interest a student of mindfulness.
I encourage you to go searching for others who draw you.
Eckhart Tolle “The Power of Now”, “A New Earth”
Byron Katie “Loving What Is”, others as well
Adyashanti “Emptiness Dancing,” others.
Loch Kelly “Shift Into Freedom”
Mark Nepo “The Book of Awakening” others
Williams and Penman “Mindfulness; Finding Peace in a Frantic World”
Tich Nhat Hahn)
Jack Kornfield ) These are just 3 of the many writers/teachers of mindfulness associated with the Insight
Pima Chodron) Meditation Center
Robert Wright “The Evolution of God”
Karen Armstrong “A History of God”
Stephen Levine “Who Dies?” others
Kahlil Gibran “The Prophet” This is a timeless jewel and downloadable free on the web.
Bruce Lipton “The Biology of Belief” others
Norman Doidge “The Brain’s Way of Healing”
Jeffrey Schwartz “The Mind and the Brain”
Paul Ferrini Paul has written several books involving the “Christ Consciousness.”
Don Miguel Ruiz “Four Agreements”
Richard Bach “Illusions”
Rachel Naomi Remen “Kitchen Table Wisdom”
“Graceful Passages” is a compilation of several spiritual teachers available in book or cd format