Susan K. Perry, Ph.D., is a social psychologist, a widely respected relationship expert, and a bestselling author. For her book Loving in Flow: How the Happiest Couples Get and Stay That Way she interviewed dozens of exceptionally satisfied long-term couples.

Dr. Susan is also the award-winning writer of more than a thousand articles, essays, and advice columns. She has written for and been quoted as an expert in such periodicals as Family Circle, Us Weekly, Psychology Today, Cosmopolitan, Ladies Home Journal, Women's Health and Fitness, USA Today, The Los Angeles Times, and Los Angeles Magazine.

She has taught at UCLA's Writers' Program and online. She blogs about writing and creativity at Creating in Flow. Her new book is a novel for adults, Kylie's Heel. Visit Dr. Susan's own site and follow her on Twitter @bunnyape.