Pierdomenico Baccalario

1 universe Last reviewed 2026-11-01

Pierdomenico Baccalario was born on 6 March 1974 in Acqui Terme, Italy. He studied law at university but kept writing, a habit he had since high school. He is an Italian author of children's and young adult fiction. His first book, La strada del guerriero, appeared in 1999. His best-known work is the Ulysses Moore series, which began in 2004 with Edizioni Piemme and now has 19 novels, translated into 29 languages, with reported sales above 10 million copies worldwide. English editions of the series were published by Scholastic. He founded Book on a Tree, a company with about 15 employees that publishes roughly 60 books a year. Alongside Ulysses Moore he has written other novels and series, several of them with co-authors including Alessandro Gatti, Elena Peduzzi, Davide Morosinotto, Enzo d'Alo and Andrea Canobbio, as well as popular-science titles. He divides his time between Italy and London.

Universe(s)

Books

• La porta del tempo (2004) · Ulysses Moore Core Canon
• La bottega delle mappe dimenticate (2005) · Ulysses Moore Core Canon
• La casa degli specchi (2005) · Ulysses Moore Core Canon
• I guardiani di pietra (2006) · Ulysses Moore Core Canon
• L'isola delle maschere (2006) · Ulysses Moore Core Canon
• La prima chiave (2007) · Ulysses Moore Core Canon
• La città nascosta (2008) · Ulysses Moore Core Canon
• Il labirinto d'ombra (2009) · Ulysses Moore Core Canon
• Il maestro di fulmini (2009) · Ulysses Moore Core Canon
• Il giardino di cenere (2010) · Ulysses Moore Core Canon
• Il paese di ghiaccio (2010) · Ulysses Moore Core Canon
• Il club dei viaggiatori immaginari (2011) · Ulysses Moore Core Canon
• La nave del tempo (2013) · Ulysses Moore Core Canon
• I pirati dei mari immaginari (2014) · Ulysses Moore Core Canon
• Viaggio nei porti oscuri (2014) · Ulysses Moore Core Canon
• L'isola dei ribelli (2015) · Ulysses Moore Core Canon
• L'ora della battaglia (2015) · Ulysses Moore Core Canon
• La grande estate (2016) · Ulysses Moore Core Canon
• I mondi alla fine del mondo (2024) · Ulysses Moore Core Canon

Aggregate across all universes

• Total Core Canon books across all universes: 19 books
• Award recognitions across all universes: 0 (None recorded)

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