Personal finance author and lecturer Robert T. Kiyosaki developed his unique economic perspective from two very different influences - his two fathers. One father (Robert's real father) was a highly educated man but fiscally poor. The other father was the father of Robert's best friend - that Dad was an eighth-grade drop-out who became a self-made multi-millionaire.

The lifelong monetary problems experienced by his poor dad pounded home the counterpoint communicated by his rich dad. Taking that message to heart, Kiyosaki was able to retire at 47