avid hung out with a group of kids that always skipped school, but as he aged and grew more conscientious, he would hang out less and less with that group of friends.

Oliver was kicked off of the cheerleading squad because they were too neurotic.

Kim was so extroverted and energetic, the cheer leading squad sought her out and asked her if she would be interested in joining the squad.

Hillary is very extroverted, so she seeks out a job where she is able to use and benefit from her energy and drive

$1.$

Selection

$2.$

Recruitment

$3.$

Deselection

$4.$

Attrition