Some years ago, Stefan Warzycki's right hand fell victim to focal dystonia, an enduring neurological disorder that impairs flexibility and coordination. After recovering from the initial shock, he reinvented himself as a left-handed pianist, rising to the challenge of making one hand do the work of two and discovering a new and unexpectedly extensive repertoire of exciting, challenging music to which he is adding by commissioning new works from contemporary composers and making his own left-hand arrangements of suitable classics.