Leaper studied horn and conducting at the
Royal Academy of Music and for eight years was co-principal horn of the
Philharmonia Orchestra.[1] He was Principal Conductor of the Orquesta Filarmónica de Gran Canaria from 1994 until 2001,[2] when he became conductor of the
RTVE Symphony Orchestra in Madrid until 2010.[3][4]
He has made many recordings for the
Naxos Records label.[5] He has conducted all four major London orchestras, the Moscow, Vienna and Prague Symphony Orchestras in addition to many other radio, philharmonic and symphony orchestras around the world.[6]