In memoriam: Robert Crane

Robert K. (Bob) Crane passed in Newport, NH, on November 30, 2022, at the age of 86. Nature lover, outdoorsman, history buff, and radio propagation researcher extraordinaire, Bob contributed to the scientific community with a remarkable breadth of experimental and theoretical studies in ionospheric and tropospheric radio propagation, within a variety of professional venues. Among his affiliations were the Mitre Corporation, MIT Lincoln Laboratory, Environmental Research & Technology, Dartmouth College's Thayer School of Engineering, and the University of Oklahoma (where he attained Professor Emeritus status in both electrical engineering and meteorology). Among many professional distinctions, he was an IEEE Life Fellow and a certified consulting meteorologist of the American Meteorological Society.