A native of Chicago, Mr. Kreines came to Florida as associate conductor of the Florida Symphony Orchestra in Orlando, where he served for four years. Subsequently, he was conductor of the Brevard Symphony, associate conductor of the Florida Orchestra in Tampa, and musical director for numerous opera and musical theatre productions. He has served as clinician and guest conductor with some 300 bands, orchestras and choruses throughout the state and also appears as piano accompanist at numerous recitals and festivals. In addition, Mr. Kreines has composed a number of original works for various media, and has made numerous transcriptions for concert band, brass choir, and other chamber ensembles, being particularly well-known for those of the music of Percy Grainger. He is also the author of Music for Concert Band, a selective annotated guide to band literature.

Mr. Aaron Lefkowitz holds degrees from the University of North Carolina at Chapel Hill in Russian Language and Literature and the University of Central Florida in Music Education and Performance. He also has a Master's of Music Education degree from the University of Texas at Austin.

He has taught as a high school band director at Coppell High School in Coppell, Texas, and at Dr. Phillips High School in Orlando, Florida. Having completed his MBA degree at the University of Central Florida, he is currently working as an Assistant Vice President/Portfolio Manager at Florida Bank of Commerce in Orlando, FL. He still is active in the local music community as the Associate Music Director of the Orlando Concert Band. Mr. Lefkowitz is also on faculty at Rollins College, where he is the director of the Rollins College Wind Ensemble. He remains active as a composer, arranger, and music engraver. His professional memberships include Phi Mu Alpha Sinfonia and Pi Kappa Lambda.