According to both Guggenheim and her biographer Anton Gill, she had a voracious sexual appetite[REF] and it was believed that, while living in Europe, she had "slept with 1,000 men" [REF].
Her first marriage was to Laurence Vail, a Dada sculptor and writer with whom she had two children, Michael Cedric Sindbad Vail and Pegeen Vail Guggenheim.