Frank Olken, a data scientist who spent 36 years at Berkeley Lab tackling the challenge of big data before it became Big Data, died Oct. 18 at age 67. He also worked two stints as a National Science Foundation program director in Arlington, Va. https://crd.lbl.gov/news-and-publications/news/2019/longtime-lab-pioneering-data-scientist-frank-olken-has-died/