The Annals of Occupational Hygiene aims to promote a healthy working environment by publishing research papers and reviews on health hazards and risks resulting from work, especially their recognition, quantification, management and control. The journal is interested in basic mechanisms, but also human aspects and technology. It includes papers on broader environmental risks to humans where these risks are closely related to work.Topics covered include (but are not limited) to the following:chemical, physical and biological agents; their mechanisms of formation, emission, exposure, absorption and effectmeasurement, control, process design, ergonomics and protectionoccupational toxicology and epidemiologyassessment and management of risk, education and trainingThe journal includes papers, short communications and letters to the editor. For further details of these, see Instructions to Authors, near the end of each issue.The Annals of Occupational Hygiene is the official journal of the British Occupational Hygiene Society http://www.bohs.org/ It was founded in 1958 and is edited by Trevor Ogden (Editor in Chief) and Stephen Rappaport (North American Editor).ANNOUNCEMENT: For the second year in succession, the Impact Factor of the Annals of Occupational Hygiene has reached an all-time high. The current Impact Factor (1999) is 1.577.