Line in the Sand combines of Lynne O'Brien's passions - her love of the oceans and watersports, helping to cure cancer, and preserving the oceans.

She is a tireless advocate for cancer research and patient advocacy, currently serving on three national boards: The Leukemia and Lymphoma Society (LLS), Cancer Support Community, and Prevent Cancer Foundations. A Princeton and Georgetown graduate, she also served on VIce President Biden's Cancer Moonshot ream as a policy analyst, and worked as a lawyer in healthcare policy and legislative efforts at the state and federal level for over a decade.