Lever and Schwartz had several other collaborations, most notably coauthoring Glamour magazine's "Sex and Health" column for nearly all the 1990s,Glamour, “Sex and Health” coauthored by Janet Lever, Ph.D. and Pepper Schwartz, Ph.D. [Dec. 1991-December 1998, Monthly]. Condé Nast Publications. and then drawing on that advice to publish the 1998 Putnam book The Great Sex Weekend: A 48-hour Guide to Rekindling Sparks for Bold, Busy, or Bored Lovers..The Great Sex Weekend: A 48-hour Guide to Rekindling Sparks for Bold, Busy, or Bored Lovers The 2015 Frommer’s Places for Passion is their most recent joint production.Schwartz, Pepper and Lever, Janet. 2015. Places for Passion: The 75 Most Romantic Destinations in the World -- and Why Every Couple Needs to Get Away. New York: Frommer's/AARP.
