Contributors

The Manhattan GMAT blog is run and edited by the following individuals:


Andrew Yang

Mr. Yang was named Managing Director of Manhattan GMAT in 2006, and Chief Executive Officer in 2007. Mr. Yang oversees all aspects of the business, including operations, marketing, publishing, and curriculum development. Mr. Yang helped develop the original curriculum for the Company, the current version of which is now available at Barnes and Noble. He was also one of the Company’s first Instructors, having scored a 780 on the exam.

Read More


Stacey Koprince

Stacey is both a ManhattanGMAT Instructor and the firm’s Director of Online Community. She also runs her own management consulting business in Montreal, specializing in corporate strategy. Over the past ten years, she has gotten quite good at telling other people what to do, including such clients as Intel, various European banks and AT&T (are there any consultants left who haven’t worked for AT&T?). She has also helped companies raise millions of dollars and go public – always a fun but nerve-wracking experience.

Read More


Sam Edla

Joining the team in 2006 as the Director of Information Technology, Sam is not your typical IT geek. In fact, he did not even own a computer until his senior year in college (which was not THAT long ago). Before joining the Manhattan GMAT team, Sam worked for Synergy Global Solutions as a Senior Systems Engineer with multiple clients in New York City. He has 8 years of consulting experience in the Banking/Finance, and non-profit sectors.

Read More


Michael Dinerstein

Michael has a split personality. Ever since he could remember, he’s harbored a passion for business. At the age of five, Monopoly was not just a game, but rather a 24-hour capitalist sing-along. (He blames his current love of McDonalds on the Monopoly game.) Later, at age 12, he ran a small web design firm with his friend.

Read More