He scored his first win in what was once the closest finish in series history when he beat ex-MasterCard Lola F1 driver Vincenzo Sospiri by 0.064 seconds at the New Hampshire International Speedway.
His family's wealth stems from 19th/early 20th century manufacturing and real estate development and the industrialization of Detroit in the period 1850-1950.
His parents reside in Grosse Pointe Farms, Harbor Springs, Michigan, and Hobe Sound, Florida.
Robbie is a Founder and key Supporter of "Racing for Kids", a charitable foundation established to assist chronically ill children.
Robbie makes a point of visiting sick children at hospitals on each stop of the circuit, bringing a bit of cheer to their lives in the process.