She has edited, and collaborated on more than fifteen books, including biographies of Diana Ross, Grace Slick, Joan Lunden, and Prem Rawat. She has brought seven books to the best-seller lists, including three New York Times #1 best sellers and one Los Angeles Times #1 best seller. In the early 1970s Cagan appeared in The Hot Box (1972) and Captain Milkshake, an anti-Vietnam War film made in 1969 that saw a revival in 2003.
AuthoredPeace Is Possible: The Life and Message of Prem Rawat, Mighty River Press (2007), Awakening the Healer Within - (1990), Fireside, Co-authoredDiana Ross, Secrets of a Sparrow, Random House, Marianne Williamson, A Return to Love: Reflections on the Principles of "A Course in Miracles, Harper Paperbacks, Marianne Williamson, A Woman's Worth (1994), Chivers North America, Lynda Obst, Hello, He Lied -- and Other Tales from the Hollywood Trenches (1997), Broadway, Marianne Williamson, Illuminata: A Return to Prayer (1995), Riverhead Trade, Romancing the Bicycle: The 5 spokes of Balance, with Jhonny G., Mad Dog Athletics (2000), Tamar Geller, The Loved Dog (2007) Simon & Schuster, Print Pages: 256 Print , eBook The Loved Dog: The Playful, Nonaggressive Way to Teach Your Dog Good Behavior - (2007) With Deborah Feingold and Tamar Geller, Simon Spotlight Entertainment HC (May 22, 2007), ASIN B000QXCZNQ, Up and Running : The Jami Goldman Story, Atria Books (2001). Joan Lunden's a Bend in the Road Is Not the End of the Road: 10 Positive Principles For Dealing With Change - (1998) With Joan Lunden, William Morrow, Somebody to Love?: A Rock-and-Roll Memoir - (1999), with Grace Slick, Warner Books, Make Up Your Life: Every Woman's Guide to the Power of Makeup (2000), with Victoria Jackson, QVC Publishing, Held Hostage: The True Story of a Mother and Daughter's Kidnapping - (2006), with Michelle Renee, Berkley (2006).
