Bruce Gaitsch

Bruce R. Gaitsch ( GYCHE; born February 7, 1953) is an American guitarist, composer, and producer. He is best known for working with notable bands and musicians such as Chicago, Peter Cetera, Richard Marx, Madonna, and Agnetha Fältskog as a session musician and songwriter. Gaitsch co-wrote the Madonna song "La Isla Bonita", an international top-five single that earned Gaitsch an award from the American Society of Composers, Authors and Publishers in 1987. He has collaborated numerous times with fellow Chicago native Richard Marx, whose career he was instrumental in launching.