Gatti is the author of the best-selling book "Bilal, my undercover journey to Europe" (La nave di Teseo, New ed.

2023), from which the TV series "Unwanted – Hostages of the sea" was based, starring Marco Bocci, Jessica Schwarz and Dada Bozela, directed by Oliver Hirschbiegel, written by Stefano Bises and produced by Sky Studios together with Pantaleon Films and Indiana Production.

In the article Io schiavo in Puglia ("I slave in Apulia")[1] published in L'Espresso, he describes his experience as an undercover immigrant worker at tomato harvest.

Other inquiries deal with the treatment of the Kosovar refugees who try to cross the Swiss border, the life conditions in the Temporary Stay Center from Lampedusa,[2] the hygienic situation of Umberto I Clinic in Rome.

[3] In 2007, he received the Italian National Award for Investigative Journalism[4] for his article about differences of treatment of Romanian citizens in Italy and other European Union states.

Il mio viaggio da infiltrato verso l'Europa" has been published in Italy by La nave di Teseo.

Gatti also contributed with the producer Sascha Rosemann, the writer Stefano Bises (Gomorrah) and the film director Oliver Hirschbiegel to the new eight-parts series Unwanted, inspired by his book Bilal, directed by Oliver Hirschbiegel and starred by Marco Bocci (Fino all’ultimo battito), Jessica Schwarz (Romy), Dada Fungula Bozela (Snabba Cash), Sylvester Groth (Inglourious Basterds), Francesco Acquaroli (Romanzo criminale, Squadra antimafia) and Scot Williams (Memory).

They are joined by Hassan Najib, Jonathan Berlin, Jason Derek Prempeh, Cecilia Dazzi, Barbara Auer, Marco Palvetti, Denise Capezza, Nuala Peberdy, Samuel Kalambay, Amadou Mbow, Edward Apeagyei, Reshny N’Kouka, Onyinye Odokoro and Massimo De Lorenzo.

2010 – Napoli, Premio per la letteratura per ragazzi Elsa Morante con il libro "L'Eco della frottola" (Rizzoli, 2010).

2008 – Udine, Premio letterario internazionale Tiziano Terzani con il libro "Bilal – Viaggiare, lavorare, morire da clandestini" (Rizzoli, 2007).

2004 – Roma, Premio Stefano Gaj Tachè l'amico dei bambini con il libro "Viki che voleva andare a scuola" (Rizzoli, 2003).

2004 – Verona, Premio Libri infiniti con il libro "Viki che voleva andare a scuola" (Rizzoli, 2003).

2003 – Crotone, Premio nazionale narrativa per ragazzi con il libro "Viki che voleva andare a scuola" (Rizzoli, 2003).