These source materials for synergy appeared between 2000 CE and the present.
Kriya Yoga master and scholar discusses the tantric principle of doing the opposite of what human nature demands.
Strongly recommended for anyone recovering from betrayal or abuse.
Confronts current assumptions about sex and love and offers a Synergy-style alternative.
Practical tips for mastering effortless lovemaking.
The Secret History of Western Sexual Mysticism: Sacred Practices and Spiritual Marriage by Arthur Versluis (2008)
Scholarly look at the history of sacred sex in the West.
Practical book on tantric sex from the Advanced Yoga Practices host Yogani.
Discussion of the risks of pursuing a heightened state of sensory pleasure.
We will add to this selection as new material published since 2000 appears.