Rone was born in Fort Worth, Texas in 1944 and was raised in Venezuela. She later attended Barnard Collegeand Rutgers University Law School. She was an outspoken critic of the development of the oil infrastructure in East Africa, which she believes often comes at the expense of the local population, rather than to their benefit.
Rone begins Human Rights investigations, and has overseen investigations in El Salvador, Honduras, and Nicaragua, and been involved with monitoring human rights in 24 different countries.
Rone died on July 29, 2015 in Washington, D.C. from ovarian cancer at the age of 71.