D. Mark Agostinelli is the man who defined the art of the modern rudiment. Writing the "Drum Rudiment Bible" he was able to create the first book that incorporated all known hybrid rudiments in existence. Studying with such greats as the legendary Mike Sgroi, Mark learned incredible technique for both hands utilizing drum rudiments. D. Mark Agostinelli is known as being one of the most influential music educators of his time through his devotional dedication to the art rudimental drumming. Now, D. Mark Agostinelli wrote "Triplets around the Drum Set - Around the Drums with Triplets," which is the ultimate book for developing triplets.