Mark has 39 years' experience in advising travel
agencies and other travel companies in travel-industry
matters. He is one of the few attorneys in the world
whose practice is solely devoted to travel-industry
concerns.

Mark is the weekly legal columnist for Travel Weekly,
the travel industry's leading trade publication.

Mark is a popular speaker at industry conventions
and has given seminars for ASTA, ARTA, Radius,
Hickory, Carlson Associates, NBTA and Uniglobe.

A native of New York City, Mark holds a bachelor's
degree from Johns Hopkins University in international
relations, a master's degree from Johns Hopkins
School of Advanced International Studies, and a law
degree from Georgetown University.

Mark is a member of the Virginia State Bar and the
District of Columbia Bar.

Mark is also one of the top all-time money winners on
the TV game show "Jeopardy!".