Chapter 45: Author’s Note – Summary and Analysis

⚠️ Spoiler Warning: This guide contains detailed spoilers for the entire novel. Proceed only if you've finished reading or are comfortable knowing the plot.

Summary

Allegra Goodman recounts how she first encountered Marguerite de la Rocque de Roberval while on a family trip to Montreal nearly twenty years ago. Reading a children’s book about Jacques Cartier while nursing her six‑week‑old daughter, she came across a brief passage: in 1542 Jean‑François Roberval sailed with colonists and brought along his young ward, Marguerite. After she had an affair aboard ship, Roberval marooned her and her lover on an island in the Gulf of Saint Lawrence, where she survived for more than two years, fighting polar bears. Goodman was struck by the story and could not stop thinking about it, yet she set the idea aside for years while writing other novels, including Sam, a contemporary story about a girl growing up bouldering in Massachusetts. It was while writing Sam that Goodman felt her protagonist’s striving and survival inspired her to approach Marguerite’s story. She began researching the period—Cartier’s voyages, sixteenth‑century France, paintings, châteaux, and gardens—but struggled to find the right narrative voice. Finally, one day, while writing by hand in a notebook, Marguerite began speaking to her with the opening lines, “I never knew my mother. She died the night that I was born, and so we passed each other in the dark…”

Key Events

Goodman discovers the historical Marguerite de la Rocque in a children’s book about Jacques Cartier.
She learns the basic facts: Marguerite was marooned on an island for over two years after a shipboard affair.
Goodman spends years thinking about the story but does not write it immediately.
While working on her novel Sam, she finds herself drawn back to Marguerite’s ordeal.
She conducts historical research on Cartier, French court life, artifacts, and period details.
After many false starts, Goodman experiments with different openings, writing by hand in the afternoons.
The breakthrough moment arrives when Marguerite’s first‑person voice emerges.

Character Development

Allegra Goodman (author as character) : The note reveals the author’s long‑standing fascination with survival narratives and her creative journey. She describes her persistence, her struggle to find the right form, and her eventual discovery of a voice that felt authentic.
Marguerite de la Rocque (historical figure): Though not a character in the note itself, the sketch given—a young woman marooned for an affair who fights to survive—establishes her as resilient and resourceful. Goodman’s empathy for her drives the entire project.
Sam (fictional protagonist of Goodman’s previous novel): The note treats Sam as a kind of muse; her climbing, striving, and survival opened up the material for Marguerite’s story, showing how one character can inspire another across different eras.

Themes, Symbols, or Motifs

Survival and remaking the self – Goodman compares Marguerite to Robinson Crusoe, emphasizing that both characters find ways to live and strive to reinvent themselves. The note frames survival as both a physical and an internal struggle.
The gift of a voice – A central motif is the author’s search for Marguerite’s voice. When it finally arrives, it suggests that historical figures can “speak” across centuries if a writer listens carefully.
Dual timelines and creative gestation – The juxtaposition of writing a contemporary novel (Sam) while researching a sixteenth‑century story highlights how different narratives can cross‑pollinate over years of reflection.
Silence and obscurity – The children’s book offers only a few lines about Marguerite. Goodman’s effort to fill in the gaps underscores a theme of rescuing forgotten lives from historical silence.

Why This Chapter Matters

As the Author’s Note, this chapter provides the essential backstory of Isola as a work of historical fiction. It grounds the novel in a real person and a documented event, while also revealing the author’s creative process. Readers gain insight into how Goodman transformed a fragment of history into a full‑length narrative, and why she was drawn to a story of a woman surviving in isolation. The note also explicitly connects Isola to Goodman’s earlier work Sam, suggesting continuities in her exploration of character and resilience. For students and literary analysts, the chapter offers a rare glimpse into an author’s research methods and the moment inspiration crystallizes into a character’s voice.

Study Questions and Answers

1. According to the Author’s Note, what was the original source that introduced Goodman to Marguerite de la Rocque?
Goodman came across Marguerite’s story while reading a children’s book about Jacques Cartier during a family trip to Montreal. The book included a short passage describing how Jean‑François Roberval marooned Marguerite and her lover on an island for having an affair.

2. How did Goodman’s previous novel Sam influence the creation of Isola?
While writing Sam, Goodman began to think about Marguerite’s journey of self‑discovery. The protagonist Sam—a climber and survivor—opened up the material for Goodman, showing her how a character’s striving and resilience could be dramatized. In this way, Sam served as an indirect inspiration for approaching Marguerite’s voice and experience.

3. What breakthrough allowed Goodman to begin writing the novel?
After many attempts to find the right words and openings, Goodman one day heard Marguerite’s voice speaking to her. The first person narration began with the line, “I never knew my mother. She died the night that I was born, and so we passed each other in the dark…” This moment of internal discovery unlocked the novel’s narrative perspective.