He has represented clients such as KISS, Whitney Houston, Bobby McFerrin, and Judy Collins as well as corporations such as Atlantic Records, Universal Entertainment, and Rhino Entertainment. Howard carved out a niche for himself in the area of children's entertainment, and has been called America's leading children's entertainment attorney by Billboard Magazine. In addition to the practice of law, and addition to teaching at NPC, Howard has taught for Fashion Institute of Technology, Kaplan University, Kaplan Test Prep, NYU, and Cornell Law School. He has produced CDs and DVDs, usually related to comedy or television. He is active in the New York Democratic Lawyers Association, working to protect and expand voter rights. He is chair emeritus of the Cardozo School of Law alumni association and a past member of Cardozo's Board of Trustees.