• 1987 – First collective exhibition by Dr. Mancini in Teleuropa television studios (Rome).
  • 1992 – Collective exhibition at “Centro Culturale degli Artisti” (Rome), ” Spazio Visivo” (Rome), “Interart Forum” (Rome), “Associazione Culturale di Art Figurative”.
  • 1996 – Collective exhibition at “Granicolo” (Perugia) and at “Fidia Arte Contemporanea” (Rome).
  • 1998 – Collective exhibition at the gallery “Navona 42” (Rome), with critical text by Robertomaria Siena.
  • 1999 – Solo exhibition at the gallery “Associazione Culturale Luigi Montanarini” (Genzano-Roma), with critical text by Robertomaria Siena.
  • 2000 – Collective exhibition at the gallery “Vetrata” (Rome) and at the gallery “CA ‘D’ORO” (Rome) and insertion in “Those Who Count” (Marsilio Editori) with critical text of F.M. Anselmetti and the gallery “Pio Monti” (Rome) with a presentation by Achille Bonito Oliva.
  • 2001 – Collective exhibition at the gallery “Associazione Culturale Luigi Montanarini ” (Genzano – Rome), with critical text by Robertomaria Siena and journalistic article by Gabriele Simongini on the newspaper “Il Tempo”.
  • 2002 (April) – “Monsters Compared, Marsili – Righi” with critical text by Robertomaria Siena at the Galleria “Associazione Culturale Luigi Montanarini”.
  • 2002 (October) – Collective exhibition – “Animals and Gods” at the gallery “Centro Contemporaneo Luigi Montanarini” with critical text by Robertomaria Siena.
  • 2002 (December) – Collective exhibition- “Animals and Gods” at the gallery “Il Labirinto” (Rome)
  • 2008 (October) – Collective exhibition at the galleria “Vittoria” (Rome) with critical text by Robertomaria Siena.
  • 2011 – Collective exhibition at the Municipality of Sassoferrato (Marche) with critical text by Gabriele Simongini.