Owing to the broad range of subject matter, authors are encouraged to supply the names of one or more potential referees. They should be numbered consecutively. They should be reproducible to a final printed text area of 115 mm x 185 mm. Illustrations on disk should be supplied as TIFF or EPS files at high resolution. Photographs should preferably be submitted as clear, glossy, unmounted black and white prints with a good range of contrast.
Slides are also acceptable.
All figures should have short descriptive captions typed on a separate sheet. Authors are responsible for obtaining permissions from copyright holders for reproducing any illustrations, tables, figures or lengthy quotations previously published elsewhere. Permission letters must be supplied to Sage Publications. If technical terms or acronyms must be included, define them when first used. Present dates in the form 1 May 1998.