While studying with Fischer, he won many music contests and gave concerts appearing as a soloist with the Long Beach Symphony Orchestra and Los Angeles Philharmonic.
Stern entered and won the Young Artists television competition with judges Toscha Seidel and Marina Koshetz.
Los Angeles Times music critic Martin Bernheimer called Stern's performance "dazzling" after a concert, attended by over 6,000 people, of the West Coast Premier of Paul McCartney's Liverpool Oratorio, conducted by William Hall.
[2] The second, "The Road to Love II: Classic Embrace", features Stern's interpretations of works by Bach, Beethoven, Shubert, Sarasate, Saint-Saens, Puccini, Tchaikowsky and Wieniawski.
Stern is accompanied by Joanne Pierce Martin, performing on a 9'6" Imperial Bösendorfer concert grand piano.
[11] This instrument is a strong example of late-Turin Guadagninis, featuring a low, flat arch emphasized by wide edges, broad corners and thick red varnish.
[12] [13] Stern invented and patented[14] a bitless bridle called the Donal Horse Perfector[15] that was even sold behind the Iron Curtain in Russia during the cold war.
[17] As a longtime owner of fine instruments, Stern developed a line of devices to aid violinists, violists and cellists under the name AcoustaGrip.
[18] Under the pen name Ross Hunter,[19] he authored a Horseman's Training Manual in 1969 covering a wide range of topics, including: Conformation, History, Donal Adjustment & Fit, Halter Breaking, Leading, Sacking Out (Bombproofing), Longeing, Trailer Breaking, Raining, Backing, Barrel Racing, Roping, English Adaptation, Polo, Flexion & Collection, Gymkhana, Jumping Trail Riding, Sliding Stops, Horse Psychology, Grooming, General Care & Feeding.
[20] Stern also wrote a series of articles for American Horseman magazine, under the pen name Ross Hunter, advocating humane horse training.
On July 30, 2011, Chivalry SR won the 400-yard Spencer Childers California Breeders Championship Handicap, setting a track record of :19.067.