Bully OnLine provides comprehensive information on bullying in the workplace and schools. www.bullyonline.org

The Andrea Adams Trust is a UK charity devoted to raising awareness of and tackling bullying. www.andreaadamstrust.org

The UK National Work Stress Network aims to identify and eradicate organisational factors that create workplace stress. www.workstress.net

The Stress Management Society outlines research on the roots of bullying and the cost of the stress it causes to individuals and employers.

www.stress.org.uk

Check your trade union websites, too: National Union of Teachers www.teachers.org.ukNASUWT www.nasuwt.org.uk Association of Teachers and Lecturers www.atl.org.uk

Professional Association of Teachers www.pat.org.uk