Complex sentence: Additionally, he founded the business newsletter "The Business Quickie, which was" recognized as "Most Outstanding Program of the Year" (2005-06). He is currently pursuing his M.B.A. from Columbia Business School in New York.
Split into simpler sentences: Additionally, he founded the business newsletter "The Business Quickie, which was" recognized as "Most Outstanding Program of the Year" (2005-06). Aizenstat is currently pursuing his M.B.A. from Columbia Business School in New York.