AASECT members Mark A. Michaels and Patricia Johnson have written a new book, Partners in Passion: A Guide to Great Sex, Emotional Intimacy, and Long-Term Love, which was published on February 14, 2014. According to its publisher Cleis Press, the book "invites couples to design their relationships and to choose consciously, and is replete with how-to suggestions and exercises, including interviews with couples from diverse backgrounds, relationship styles, and orientations who are enjoying erotically vibrant partnerships." Partners in Passion includes a foreword by AASECT Certified Supervisor and Sex Therapist Tammy Nelson.