But basically there are not nearly enough to go cover all the campuses with international student populations. Thus student led groups are an essential link in reaching Internationals. We learn so much more by doing than by hearing. The lack of staff support forces everyone to get involved. Low barrier to take on leadership roles.
Students are naturally in tune to the rhythms of college life.
Students take on real ownership. Back home there will probably be no staff workers. Groups often have informal and unofficial leadership structures that collapse when students graduate. We are all peers . Lack of outside input and connections.