Question: Which Italian conductor did Michele Crider sing under?
Context: Michele Mariotti, born in 1979 in Urbino, near Pesaro, is an Italian conductor, the "direttore musicale" since 2014 of Teatro Comunale di Bologna.  A graduate in composition of Pesaro’s Conservatorio Rossini, where he also studied orchestral conducting, he made his professional opera debut with "Il barbiere di Siviglia" in Salerno on Oct. 12, 2005.  As of April 2017, his repertory included nine Rossini and eight Verdi operas, an extraordinary achievement, as well as symphonies of Beethoven, Bruckner and Schubert, the Rossini "Stabat mater", the Mozart Requiem and the Verdi Requiem. Giulio Prandi is an Italian conductor and musicologist.  He specializes in baroque music and is the conductor of the Ghislieri Choir and Consort at the Ghislieri College in Pavia. Filippo Maria Bressan (Este, 28 November 1957) is an Italian conductor.  He was chorus master of the Coro e Orchestra dell’Accademia Nazionale di Santa Cecilia, then of his own ensemble, the Athestis Chorus, and conductor of the baroque orchestra Academia de li Musici.  Although the Athestis Chorus is primarily associated with baroque works the choir has also sung modern works by composers such as Karl Amadeus Hartmann, Gian Francesco Malipiero, and Viktor Ullmann.  and as chorus master of the Athestis Chorus Bressan collaborated under conductor Roberto Abbado in Juan Diego Florez' recording of bel canto "Arias for Rubini" (2007).  In 2000 the choir and Bressan performed on conductor Jeffrey Tate's recording of Joseph Haydn's "Die Schöpfung" winning the Abbiati Award for 2000. Edoardo Müller (June 16, 1938, Trieste - June 24, 2016, Milan) was an Italian conductor who was chiefly recognized for his interpretations of bel canto operas.  A frequent guest conductor with opera houses internationally, he had a lengthy association with the San Diego Opera which spanned 31 years.  He was also an accomplished pianist who accompanied several notable singers in recitals and concerts; including Carlo Bergonzi, Renato Bruson, Montserrat Caballé, José Carreras, Leyla Gencer, Elena Obraztsova, and Renata Tebaldi.  His work is preserved on recordings made for the Philips, BMG, Bongiovanni, and Orfeo record labels.  He served as conductor for Joyce DiDonato's 2009 CD "Colbran, the Muse: Rossini Opera Arias". Andonios Liveralis (Greek: Αντώνιος Λιβεράλης or Λιμπεράλης, Italian: "Antonio Liberali"; 1814 in Corfu – 1842 in Corfu) was a Greek conductor and composer of the early Ionian school.  He was the son of Italian conductor Domenico Liveralis and one of Nikolaos Mantzaros' favorite students.  He later continued his studies at the Conservatory of San Pietro a Majella in Naples.  When he returned to Corfu he was joyfully received into the circle of national composers, where he was considered a musician of great talent.  He then began working as assistant to his teacher Mantzaros, who left him very little time for his own compositions.  He was among the first teachers of his younger brother Iosif and served as vice director of music to the Philharmonic Society of Corfu. Claudio Abbado, (] ; 26 June 1933 – 20 January 2014) was an Italian conductor.  One of the most celebrated and respected conductors of the 20th century, particularly in the music of Gustav Mahler, he served as music director of the La Scala opera house in Milan, principal conductor of the London Symphony Orchestra, principal guest conductor of the Chicago Symphony Orchestra, music director of the Vienna State Opera, founder and director of Lucerne Festival Orchestra, music director of European Union Youth Orchestra and principal conductor of the Berlin Philharmonic orchestra. Riccardo Muti (] ; born in Naples 28 July 1941) is an Italian conductor.  He holds two music directorships: the Chicago Symphony Orchestra and the Orchestra Giovanile Luigi Cherubini.  Previously he held posts at the Maggio Musicale in Florence, the Philharmonia Orchestra in London, the Philadelphia Orchestra, the Teatro alla Scala in Milan and the Salzburg Whitsun Festival.  Muti has been a prolific recording artist and has received dozens of honors, titles, awards and prizes.  He is particularly associated with the music of Giuseppe Verdi. Victor de Sabata (10 April 1892 – 11 December 1967) was an Italian conductor and composer.  He is widely recognized as one of the most distinguished operatic conductors of the twentieth century, especially for his Verdi, Puccini and Wagner.  He is also acclaimed for his interpretations of orchestral music.  Like his near contemporary Wilhelm Furtwängler, de Sabata regarded composition as more important than conducting but achieved more lasting recognition for his conducting than his compositions.  De Sabata has been praised by various authors and critics as a rival to Toscanini for the title of greatest Italian conductor of the twentieth century, and even as "perhaps the greatest conductor in the world". Daniele Rustioni (born 1983 in Milan) is an Italian conductor.  He is currently the Principal Conductor of the Orchestra della Toscana.  In 2015, he was appointed Principal Conductor of the Opéra National de Lyon and will assume that position in the 2017/2018 season.  He was a 2013 recipient of the Best Newcomer of the Year award at the International Opera Awards. Michèle Crider (b. 1959, Quincy, IL) is an American lirico spinto operatic soprano.  She has appeared in many of the great opera house in the world including the Royal Opera House, Covent Garden, the Metropolitan Opera in New York, San Francisco Opera, Los Angeles Opera, and the state operas of Vienna, Munich, Berlin and Hamburg.  She has sung alongside the great conductors such as Riccardo Muti, Daniel Barenboim, Zubin Mehta, James Levine, Nello Santi, Christoph von Dohnányi, Semyon Bychkov, Seiji Ozawa, Riccardo Chailly and Colin Davis.
Answer: Riccardo Muti