Her father was a cancer surgeon. Joan originally wanted to follow in his footsteps and become a doctor.
In June 2015, one year after being diagnosed with breast cancer she is now cancer free.
Her husband, Jeff Konigsberg, owns two summer camps in Maine - Camp
Takajo (for boys), located in Naples, Maine, and Tripp Lake Camp (for
girls),located in Poland, Maine. The girl's camp is run by his sister,
Nancy Konigsberg Levy.