John Federico (@gadgetboy) talks with Eric Schaumburg (@schaumby) about creating online marketplaces for the efficient management of trade shows…

John Federico (@gadgetboy) talks with Eric Schaumburg (@schaumby) about creating online marketplaces for the efficient management of trade shows…
John Federico (@gadgetboy) talks with Niraj Shaw (@nirajshah) about successfully growing a new registration and ticketing platform while competing with…