He was an analyst in the U.S. Department of Labor from 1975 to 1986 in international labor issues .
He was an early advocate for improving bicycle transportation in the United States where he worked in the Office of Environmental Affairs of the U.S. Department of Transportation .
advocate was an advocate in the U.S. Department of Labor from 1975 to 1986 in international labor issues .
He was an early advocate for improving bicycle transportation in the United States where he worked in the Office of Environmental Affairs of the U.S. Department of Transportation .