Guidance counselors, rabbis, priests, reverends, psychiatrists all have a high degree of interpersonal intelligence. Politicians and salesmen often manipulate it as do cult leaders. An extremely high manifestation of this intelligence is Dr. Martin Luther King, Jr. who orchestrated a movement out of humanity. Other examples are Ghandi, or Hitler or Alexander the Great. Obviously, those who possess high degrees of this intelligence do not always use it for good.
Interpersonal intelligence has to be developed in students to get and hold a job.
We need this intelligence to understand one another as our world continues to shrink and becomes a global economy. The performing arts develop interpersonal intelligence. Individuals must work together for a common good and a common goal. Any exercise that involves working in pairs or as part of a team. Try to have them reproduce a drawing or design that you have just made by giving them instructions, but do not tell them what it is.