The Shampoo Effect Book Club Questions
by Jenny Jackson

These questions assume everyone has finished the book and contain spoilers, including the ending.
The Shampoo Effect by Jenny Jackson is a perfect book club pick because it explores complicated relationships, moral dilemmas, and the way the past can resurface when you least expect it. The characters make decisions that are hard to judge, and the story leaves room for plenty of debate.
To get the most out of your discussion, feel free to pick and choose from these questions. You might focus on a few that stood out to your group, or go through them one by one. Encourage everyone to share their honest reactions. The goal is not to agree, but to understand each other's reading.
Characters and Their Choices
- 1.Van tells Caroline that Bailey is pregnant with his child. How does this revelation change the course of the novel, and did you think Caroline made the right choice to stay with him?
- 2.Fran keeps financial independence from RJ and refuses to ask him for money for her parents' debt. Why does she feel so strongly about this, and does it make her more admirable or frustrating?
- 3.Bailey and Van end up together after Van breaks up with Caroline. Did you agree with Van's choice to prioritize fatherhood and rekindle with Bailey, or should he have fought harder for Caroline?
- 4.Caroline evolves from a writer escaping her mother's shadow to someone who publishes a self-critical novel. How did her relationship with her mother, Gwendolyn, shape her journey?
Secrets and Their Consequences
- 5.Augusta discovers Colin's past with Eben. How does this secret affect her marriage, and do you think Colin's decision to hide it was justified?
- 6.The novel explores the moral ambiguity of art, as seen when Caroline's story outs Colin and hurts her friends. Should artists have a responsibility to protect real people, or is art above such concerns?
- 7.Augusta and Fran's friendship suffers after Fran tells Caroline about Colin and Eben. Do you think Fran was wrong to share that secret, and should Augusta have forgiven her?
- 8.Augusta discovers the underwear in her couch and suspects Colin of cheating, but the truth turns out to be something else. Did you suspect Colin's secret before it was revealed?
Symbolism and Themes
- 9.The 'shampoo effect' is used as a metaphor for old frustrations resurfacing. Where else in the book do we see this pattern, and how does it apply to the characters' relationships?
- 10.The epilogue ends with Caroline finding a jelly donut on her car, reminiscent of Van's earlier gesture. What do you think this implies about their potential future? Are you satisfied with this open ending?
- 11.The jelly donut appears at the very beginning and again at the very end. What does this recurring symbol represent in Caroline's journey?
Relationships and Growth
- 12.Fran confesses to RJ about her emotional affair with Cal and they negotiate changes in their marriage. Do you think their game of Horse was a healthy way to resolve their issues?
- 13.Bailey feels guilty about her date with Mac Maker while living with Van, yet she continues to seek outside attention. What does her behavior say about her feelings for Van?
- 14.Caroline's novel satirizes her own privilege and nepotism. How does this reflect her growth from the beginning of the book? Do you think she has truly found her own voice?
- 15.The group dynamics are shaken by Caroline's story and the revelations about Colin and Eben. Which character's reaction did you find most understandable, and which most surprising?