For seven years he was engaged as an assistant director at the Metropolitan Opera of New York, where he directed revivals of Tosca and Carmen.
[2] His collaboration with the Harvard Business School led to a case study about his leadership at the Atlanta Opera.
The case study is currently being taught as part of the executive program curriculum at The Harvard Business School.
Zvulun presented several Baroque operas, but he also staged the classical repertoire from Mozart to Puccini and Richard Strauss.
In addition he presented several works by contemporary composers such as William Bolcom, Jake Heggie and Kevin Puts.