Classical music written in collaboration would include: There are also instances where a work was left unfinished at the composer's death, and was completed by another composer. In such cases, the later composer generally strives to ensure the finished product is as close as possible to the original composer's intentions, as revealed by their notes, rough drafts, or other evidence. One of the best known examples is the completion by Franco Alfano of Giacomo Puccini's opera "Turandot". There may also be a case for describing Sir Edward Elgar's Symphony No. 3 as a work by both Elgar and Anthony Payne. However, these types of works
Robert Alfano meetings and conferences for OSA and SPIE, and later co-chairing many optical imaging conferences with Britton Chance, whereby he introduced young scientists and engineers to biomedical optics, and attracted other researchers to the field. In addition to his faculty position as a Distinguished Professor at the City College and Graduate School of New York, Alfano has held, or currently holds, a number of directorship positions: Alfano notes that he attended college mainly because his father thought it was important (though his parents hadn't had such advantage). Alfano chose Fairleigh Dickinson University because it was close to his childhood home in