Saint Catherine of Siena: Where to Begin Reading Her Life

Catherine Benincasa never sat down to plan a reading list for herself. She dictated to secretaries while in ecstasy, argued with a pope in exile, and nursed the dying in wards other people fled. She did not leave behind a syllabus. Four centuries of readers have, and that is the trouble. Between Raymond of Capua's medieval Life, Sigrid Undset's celebrated modern biography, four hundred surviving letters, and a mystical treatise with half a dozen competing translations, a reader who simply wants to meet Catherine of Siena can lose her before ever arriving.

Here is the plain answer, then the reasons for it.

What is the best first step for a reader new to Catherine of Siena?

Start with her childhood, not her theology and not the medieval hagiography written after her death. The free Invitation volume opens in plague-shadowed Siena, in a dyer's crowded house, with a small girl who is already having visions before she can read a word. That is the right door. It costs nothing, asks nothing of you but attention, and gives you the ground Catherine stood on before any of the drama that made her famous.

Most readers arrive at Catherine of Siena already knowing the second half of her story: the letters to popes, the stigmata, the fasting, the audacity of a laywoman ordering a pontiff home to Rome. Almost no one arrives knowing the first half, the hidden years in her parents' house, the small cell she made for herself as a teenager, the joy that gives the first volume its title, Euphrosyne. Without that ground, the audacity later looks like eccentricity instead of what it was: a life built stone by stone from childhood on. The full arc runs across three volumes in The Fire of Love: A Life of Saint Catherine of Siena, and the invitation is simply the front door left open.

Undset or Raymond of Capua, which biography should come first?

Neither, if you are starting from nothing, but if you already know the outline of her life, read a modern narrative biography before the medieval one. Raymond of Capua was Catherine's own confessor, and his Legenda Maior is the primary source nearly everyone else draws from. It is invaluable and it is also written in the register of medieval sanctity, composed partly to advance her canonization, thick with the conventions of that genre. Sigrid Undset's biography, written centuries later by a novelist and Nobel laureate, is warmer and more narrative, built for a reader who wants a story before a source document.

The order that serves most people best: a modern narrative account first, for orientation and human scale, then Raymond of Capua afterward, once you already hold the shape of Catherine's life and can read his testimony as a witness rather than a stranger's introduction. Euphrosyne and its sequel, Into the World on Fire, are built to serve exactly that first function: the whole narrative arc, from the dyer's house to the plague wards to the letters that reached Gregory XI in Avignon, told in order, so that when you later meet Raymond of Capua's medieval voice, or Undset's, you already know whose life you are reading.

What did Catherine of Siena write, and where do the letters and Dialogue fit?

Catherine dictated the Dialogue of Divine Providence while in ecstasy, and she dictated something near four hundred letters over her short life, to popes, queens, prisoners, and friends, along with a small number of prayers. She could not write in the ordinary sense; she used secretaries for nearly everything, including her masterwork. That fact alone unsettles people who assume mystical literature requires a scholar's pen.

The Dialogue is not casual reading. It is a sustained conversation between the soul and God, organized around themes rather than a narrative, and it rewards a reader who already cares about Catherine before opening it. Her letters are, for most newcomers, the more immediately alive writing: personal, blunt, tender and demanding by turns, addressed to real people in real crises. Both belong on the far side of the story, not the near side. A Bridge Between Heaven and Earth, the third volume of the trilogy, threads her actual words, the Dialogue, the letters, the prayers, directly into the narrative of her life, so a reader meets what Catherine of Siena wrote inside the story of why she wrote it, rather than choosing a translation cold before knowing the woman behind it.

Reading her whole

A Doctor of the Church earned that title through the whole of her, not through any single book about her. Catherine of Siena was a Dominican tertiary who never wore a cloistered habit, a woman who ran toward plague victims when others ran away, a correspondent fierce enough to call a reigning pope Babbo, dear father, and then tell him plainly to do his duty. She died at thirty-three, the age tradition gives to Christ, having dictated her theology and wielded her pen like a diplomat's.

The shelf built around her, Raymond of Capua, Undset, the Dialogue in its several translations, is worth all of it eventually. The question is only which door to walk through first. The free Invitation volume exists because the beginning matters as much as the theology, and because a childhood spent hearing God's voice before she could read her letters deserves to be read first, in order, before the popes and the plague and the fire that followed. From there, the full trilogy, and the rest of the house's library, is open through membership.