Jen Sincero (born August 7, 1965) is an American singer, speaker, and success coach. Early life and education. Jen Sincero was born and raised in Westchester, New York. The daughter of Italian-born Domenico Sincero, a doctor, and Susan Sincero, she attended Briarcliff High School and later Colorado College, where she graduated in 1987 with a BA in English. https://en.wikipedia.org/wiki/Jen_Sincero