By Trota's lifetime, Salerno had become a prominent centre for medical practice, writing, and
teaching. Older Latin traditions met newly translated Arabic learning there, especially after
Constantine the African translated medical works from Arabic in the late eleventh century. The
resulting culture included theory, recipes, regimen, pharmacy, and bedside practice. Calling this
environment the "School of Salerno" is useful, but it should not conjure a single modern faculty
with documented appointments and degrees.
Sources from the twelfth and thirteenth centuries do attest women associated with Salernitan
healing, but their work is unevenly recorded. Literacy, authorship, practical skill, and formal
teaching were not identical kinds of authority. Trota is exceptional because related texts preserve
her name; she should not be made to stand for every woman who cared for patients in southern Italy.
- Late eleventh century: translations associated with Constantine the African enlarge the Arabic-derived medical learning available in Latin around Salerno and Monte Cassino.
- Early to mid-twelfth century: Trota's activity is placed here by modern textual scholarship; exact dates remain unknown.
- Twelfth-century textual tradition: a Salernitan medical collection and a general Practica preserve remedies under Trota's name, although their transmission does not establish precise life dates.
- Late twelfth to early thirteenth century: three independent works on women's medicine begin to travel together as the ensemble later called the Trotula.
- Mid-thirteenth century: a standardized composite version is produced and circulates widely in learned medical settings.
- 1544: Georg Kraut's printed edition presents the material as a single work, reinforcing an author-centred reading while also feeding later doubts about the author's sex.
- 1985 onward: John F. Benton's identification of the Practica secundum Trotam, followed by Green's comparison of manuscripts, makes it possible to separate the historical Trota from the textual Trotula.