How is a delegate selected and what is his/her role?
A delegate is a Representative of a group of voters. He or she represent a certain amount of the population. So if a candidate wins an “at large” state by 60 % he gets 60% of the delegates. If he/she wins a “winner take all state” by 1% they get all the delegates from that state. So then they get to the convention. Now here is when it gets tricky. Because some delegates “belong” to a candidate that has dropped out, so they are “freed” to vote for whomever they want. In some cases they are pledged by the former candidate to another candidate but yet they don’t have to vote for them if they don’t want to. Then there is the Super Delegates who are party officials, senators and congressmen, and former Presidents and Vice Presidents. They are free to vote for whomever they want. At the convention. These delegates will stand up and say who they are voting for. If there is a clear majority then the Party has their nominiee. If not, then it turns into a “brokered” convention where back room po