People have long been fascinated with birth order and how it shapes our lives; and recent research indicates that first- and secondborns do indeed see the world differently in ways that impact their motivation and likelihood of career and personal success.
If you pay someone to advise you on changing careers these days, the very first thing they'll likely do is administer a personality test to see what career paths you're suited to. So, how should we think about personality types?
Studies from the past three years show that birth order determines IQ and our personality traits. If this is so, then how do sibling rivalries shake out in stepfamilies when birth order becomes an issue?